Home / 531,981.60-797,972.40-252,045.60

Finding the Fourth Proportional to 531,981.60, 797,972.40 and 252,045.60

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Solution

The fourth proportional to 531,981.60, 797,972.40 and 252,045.60 is: 378,068.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    531,981.60 : 797,972.40 = 252,045.60 : x
  2. Step 2: Convert to fraction form
    531,981.60/797,972.40 = 252,045.60/x
  3. Step 3: Cross multiply
    531,981.60x = 797,972.40 × 252,045.60
  4. Step 4: Simplify right side
    531,981.60x = 201,125,432,341.44
  5. Step 5: Solve for x
    x = 201,125,432,341.44/531,981.60
  6. Step 6: Final answer
    x = 378,068.40

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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.