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Finding the Fourth Proportional to 533,045.10, 735,600.49 and 291,327.62

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Solution

The fourth proportional to 533,045.10, 735,600.49 and 291,327.62 is: 402,031.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    533,045.10 : 735,600.49 = 291,327.62 : x
  2. Step 2: Convert to fraction form
    533,045.10/735,600.49 = 291,327.62/x
  3. Step 3: Cross multiply
    533,045.10x = 735,600.49 × 291,327.62
  4. Step 4: Simplify right side
    533,045.10x = 214,300,735,616.21
  5. Step 5: Solve for x
    x = 214,300,735,616.21/533,045.10
  6. Step 6: Final answer
    x = 402,031.15

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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.