Home / 657,214.35-981,067.33-577,498.20

Finding the Fourth Proportional to 657,214.35, 981,067.33 and 577,498.20

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Solution

The fourth proportional to 657,214.35, 981,067.33 and 577,498.20 is: 862,069.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    657,214.35 : 981,067.33 = 577,498.20 : x
  2. Step 2: Convert to fraction form
    657,214.35/981,067.33 = 577,498.20/x
  3. Step 3: Cross multiply
    657,214.35x = 981,067.33 × 577,498.20
  4. Step 4: Simplify right side
    657,214.35x = 566,564,615,710.06
  5. Step 5: Solve for x
    x = 566,564,615,710.06/657,214.35
  6. Step 6: Final answer
    x = 862,069.76

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.