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Finding the Fourth Proportional to 591,706.20, 887,559.30 and 170,995.80

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Solution

The fourth proportional to 591,706.20, 887,559.30 and 170,995.80 is: 256,493.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    591,706.20 : 887,559.30 = 170,995.80 : x
  2. Step 2: Convert to fraction form
    591,706.20/887,559.30 = 170,995.80/x
  3. Step 3: Cross multiply
    591,706.20x = 887,559.30 × 170,995.80
  4. Step 4: Simplify right side
    591,706.20x = 151,768,912,550.94
  5. Step 5: Solve for x
    x = 151,768,912,550.94/591,706.20
  6. Step 6: Final answer
    x = 256,493.70

Related Problems

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.