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Finding the Fourth Proportional to 533,294.74, 735,948.08 and 291,592.90

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Solution

The fourth proportional to 533,294.74, 735,948.08 and 291,592.90 is: 402,398.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    533,294.74 : 735,948.08 = 291,592.90 : x
  2. Step 2: Convert to fraction form
    533,294.74/735,948.08 = 291,592.90/x
  3. Step 3: Cross multiply
    533,294.74x = 735,948.08 × 291,592.90
  4. Step 4: Simplify right side
    533,294.74x = 214,597,234,896.63
  5. Step 5: Solve for x
    x = 214,597,234,896.63/533,294.74
  6. Step 6: Final answer
    x = 402,398.93

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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.