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Finding the Fourth Proportional to 591,713.70, 887,570.55 and 414,566.70

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Solution

The fourth proportional to 591,713.70, 887,570.55 and 414,566.70 is: 621,850.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    591,713.70 : 887,570.55 = 414,566.70 : x
  2. Step 2: Convert to fraction form
    591,713.70/887,570.55 = 414,566.70/x
  3. Step 3: Cross multiply
    591,713.70x = 887,570.55 × 414,566.70
  4. Step 4: Simplify right side
    591,713.70x = 367,957,193,930.69
  5. Step 5: Solve for x
    x = 367,957,193,930.69/591,713.70
  6. Step 6: Final answer
    x = 621,850.05

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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.