Home / 900,753.74-1,350,367.50-394,931.38

Finding the Fourth Proportional to 900,753.74, 1,350,367.50 and 394,931.38

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Solution

The fourth proportional to 900,753.74, 1,350,367.50 and 394,931.38 is: 592,062.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    900,753.74 : 1,350,367.50 = 394,931.38 : x
  2. Step 2: Convert to fraction form
    900,753.74/1,350,367.50 = 394,931.38/x
  3. Step 3: Cross multiply
    900,753.74x = 1,350,367.50 × 394,931.38
  4. Step 4: Simplify right side
    900,753.74x = 533,302,500,282.15
  5. Step 5: Solve for x
    x = 533,302,500,282.15/900,753.74
  6. Step 6: Final answer
    x = 592,062.49

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.