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Finding the Fourth Proportional to 558,064.80, 837,097.20 and 508,201.20

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Solution

The fourth proportional to 558,064.80, 837,097.20 and 508,201.20 is: 762,301.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    558,064.80 : 837,097.20 = 508,201.20 : x
  2. Step 2: Convert to fraction form
    558,064.80/837,097.20 = 508,201.20/x
  3. Step 3: Cross multiply
    558,064.80x = 837,097.20 × 508,201.20
  4. Step 4: Simplify right side
    558,064.80x = 425,413,801,556.64
  5. Step 5: Solve for x
    x = 425,413,801,556.64/558,064.80
  6. Step 6: Final answer
    x = 762,301.80

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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.