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Finding the Fourth Proportional to 533,193.57, 735,808.59 and 291,479.04

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Solution

The fourth proportional to 533,193.57, 735,808.59 and 291,479.04 is: 402,241.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    533,193.57 : 735,808.59 = 291,479.04 : x
  2. Step 2: Convert to fraction form
    533,193.57/735,808.59 = 291,479.04/x
  3. Step 3: Cross multiply
    533,193.57x = 735,808.59 × 291,479.04
  4. Step 4: Simplify right side
    533,193.57x = 214,472,781,436.95
  5. Step 5: Solve for x
    x = 214,472,781,436.95/533,193.57
  6. Step 6: Final answer
    x = 402,241.88

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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.