Home / 868,545.09-1,198,592.37-481,385.52

Finding the Fourth Proportional to 868,545.09, 1,198,592.37 and 481,385.52

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Solution

The fourth proportional to 868,545.09, 1,198,592.37 and 481,385.52 is: 664,312.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    868,545.09 : 1,198,592.37 = 481,385.52 : x
  2. Step 2: Convert to fraction form
    868,545.09/1,198,592.37 = 481,385.52/x
  3. Step 3: Cross multiply
    868,545.09x = 1,198,592.37 × 481,385.52
  4. Step 4: Simplify right side
    868,545.09x = 576,985,011,300.48
  5. Step 5: Solve for x
    x = 576,985,011,300.48/868,545.09
  6. Step 6: Final answer
    x = 664,312.10

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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.