Home / 868,440.30-1,198,514.10-546,426.42

Finding the Fourth Proportional to 868,440.30, 1,198,514.10 and 546,426.42

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Solution

The fourth proportional to 868,440.30, 1,198,514.10 and 546,426.42 is: 754,110.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    868,440.30 : 1,198,514.10 = 546,426.42 : x
  2. Step 2: Convert to fraction form
    868,440.30/1,198,514.10 = 546,426.42/x
  3. Step 3: Cross multiply
    868,440.30x = 1,198,514.10 × 546,426.42
  4. Step 4: Simplify right side
    868,440.30x = 654,899,768,982.52
  5. Step 5: Solve for x
    x = 654,899,768,982.52/868,440.30
  6. Step 6: Final answer
    x = 754,110.29

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.