Home / 932,542.80-1,398,814.20-301,909.20

Finding the Fourth Proportional to 932,542.80, 1,398,814.20 and 301,909.20

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Solution

The fourth proportional to 932,542.80, 1,398,814.20 and 301,909.20 is: 452,863.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    932,542.80 : 1,398,814.20 = 301,909.20 : x
  2. Step 2: Convert to fraction form
    932,542.80/1,398,814.20 = 301,909.20/x
  3. Step 3: Cross multiply
    932,542.80x = 1,398,814.20 × 301,909.20
  4. Step 4: Simplify right side
    932,542.80x = 422,314,876,070.64
  5. Step 5: Solve for x
    x = 422,314,876,070.64/932,542.80
  6. Step 6: Final answer
    x = 452,863.80

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Double scale
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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.