Home / 649,211.20-973,816.80-175,955.20

Finding the Fourth Proportional to 649,211.20, 973,816.80 and 175,955.20

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Solution

The fourth proportional to 649,211.20, 973,816.80 and 175,955.20 is: 263,932.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    649,211.20 : 973,816.80 = 175,955.20 : x
  2. Step 2: Convert to fraction form
    649,211.20/973,816.80 = 175,955.20/x
  3. Step 3: Cross multiply
    649,211.20x = 973,816.80 × 175,955.20
  4. Step 4: Simplify right side
    649,211.20x = 171,348,129,807.36
  5. Step 5: Solve for x
    x = 171,348,129,807.36/649,211.20
  6. Step 6: Final answer
    x = 263,932.80

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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.