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Finding the Fourth Proportional to 488,027.20, 732,040.80 and 411,044.80

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Solution

The fourth proportional to 488,027.20, 732,040.80 and 411,044.80 is: 616,567.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    488,027.20 : 732,040.80 = 411,044.80 : x
  2. Step 2: Convert to fraction form
    488,027.20/732,040.80 = 411,044.80/x
  3. Step 3: Cross multiply
    488,027.20x = 732,040.80 × 411,044.80
  4. Step 4: Simplify right side
    488,027.20x = 300,901,564,227.84
  5. Step 5: Solve for x
    x = 300,901,564,227.84/488,027.20
  6. Step 6: Final answer
    x = 616,567.20

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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.