Home / 542,770.74-748,926.90-327,766.68

Finding the Fourth Proportional to 542,770.74, 748,926.90 and 327,766.68

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Solution

The fourth proportional to 542,770.74, 748,926.90 and 327,766.68 is: 452,259.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    542,770.74 : 748,926.90 = 327,766.68 : x
  2. Step 2: Convert to fraction form
    542,770.74/748,926.90 = 327,766.68/x
  3. Step 3: Cross multiply
    542,770.74x = 748,926.90 × 327,766.68
  4. Step 4: Simplify right side
    542,770.74x = 245,473,283,575.69
  5. Step 5: Solve for x
    x = 245,473,283,575.69/542,770.74
  6. Step 6: Final answer
    x = 452,259.61

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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.