Home / 482,917.60-724,376.40-358,501.60

Finding the Fourth Proportional to 482,917.60, 724,376.40 and 358,501.60

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Solution

The fourth proportional to 482,917.60, 724,376.40 and 358,501.60 is: 537,752.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,917.60 : 724,376.40 = 358,501.60 : x
  2. Step 2: Convert to fraction form
    482,917.60/724,376.40 = 358,501.60/x
  3. Step 3: Cross multiply
    482,917.60x = 724,376.40 × 358,501.60
  4. Step 4: Simplify right side
    482,917.60x = 259,690,098,402.24
  5. Step 5: Solve for x
    x = 259,690,098,402.24/482,917.60
  6. Step 6: Final answer
    x = 537,752.40

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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.