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Finding the Fourth Proportional to 531,528.62, 733,593.63 and 316,793.24

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Solution

The fourth proportional to 531,528.62, 733,593.63 and 316,793.24 is: 437,224.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    531,528.62 : 733,593.63 = 316,793.24 : x
  2. Step 2: Convert to fraction form
    531,528.62/733,593.63 = 316,793.24/x
  3. Step 3: Cross multiply
    531,528.62x = 733,593.63 × 316,793.24
  4. Step 4: Simplify right side
    531,528.62x = 232,397,499,223.09
  5. Step 5: Solve for x
    x = 232,397,499,223.09/531,528.62
  6. Step 6: Final answer
    x = 437,224.81

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.