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Finding the Fourth Proportional to 531,867.68, 737,082.52 and 521,774.68

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Solution

The fourth proportional to 531,867.68, 737,082.52 and 521,774.68 is: 723,095.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    531,867.68 : 737,082.52 = 521,774.68 : x
  2. Step 2: Convert to fraction form
    531,867.68/737,082.52 = 521,774.68/x
  3. Step 3: Cross multiply
    531,867.68x = 737,082.52 × 521,774.68
  4. Step 4: Simplify right side
    531,867.68x = 384,590,996,006.59
  5. Step 5: Solve for x
    x = 384,590,996,006.59/531,867.68
  6. Step 6: Final answer
    x = 723,095.26

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.