Home / 814,543.73-1,124,078.11-452,001.33

Finding the Fourth Proportional to 814,543.73, 1,124,078.11 and 452,001.33

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Solution

The fourth proportional to 814,543.73, 1,124,078.11 and 452,001.33 is: 623,766.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    814,543.73 : 1,124,078.11 = 452,001.33 : x
  2. Step 2: Convert to fraction form
    814,543.73/1,124,078.11 = 452,001.33/x
  3. Step 3: Cross multiply
    814,543.73x = 1,124,078.11 × 452,001.33
  4. Step 4: Simplify right side
    814,543.73x = 508,084,799,613.88
  5. Step 5: Solve for x
    x = 508,084,799,613.88/814,543.73
  6. Step 6: Final answer
    x = 623,766.14

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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.