Home / 891,593.40-1,230,374.88-542,602.92

Finding the Fourth Proportional to 891,593.40, 1,230,374.88 and 542,602.92

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Solution

The fourth proportional to 891,593.40, 1,230,374.88 and 542,602.92 is: 748,777.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    891,593.40 : 1,230,374.88 = 542,602.92 : x
  2. Step 2: Convert to fraction form
    891,593.40/1,230,374.88 = 542,602.92/x
  3. Step 3: Cross multiply
    891,593.40x = 1,230,374.88 × 542,602.92
  4. Step 4: Simplify right side
    891,593.40x = 667,605,002,582.65
  5. Step 5: Solve for x
    x = 667,605,002,582.65/891,593.40
  6. Step 6: Final answer
    x = 748,777.42

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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.