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Finding the Fourth Proportional to 488,001.90, 732,002.85 and 155,577.90

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Solution

The fourth proportional to 488,001.90, 732,002.85 and 155,577.90 is: 233,366.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    488,001.90 : 732,002.85 = 155,577.90 : x
  2. Step 2: Convert to fraction form
    488,001.90/732,002.85 = 155,577.90/x
  3. Step 3: Cross multiply
    488,001.90x = 732,002.85 × 155,577.90
  4. Step 4: Simplify right side
    488,001.90x = 113,883,466,197.02
  5. Step 5: Solve for x
    x = 113,883,466,197.02/488,001.90
  6. Step 6: Final answer
    x = 233,366.85

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.