Home / 318,299.55-439,257.03-175,061.97

Finding the Fourth Proportional to 318,299.55, 439,257.03 and 175,061.97

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Solution

The fourth proportional to 318,299.55, 439,257.03 and 175,061.97 is: 241,587.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    318,299.55 : 439,257.03 = 175,061.97 : x
  2. Step 2: Convert to fraction form
    318,299.55/439,257.03 = 175,061.97/x
  3. Step 3: Cross multiply
    318,299.55x = 439,257.03 × 175,061.97
  4. Step 4: Simplify right side
    318,299.55x = 76,897,201,008.15
  5. Step 5: Solve for x
    x = 76,897,201,008.15/318,299.55
  6. Step 6: Final answer
    x = 241,587.53

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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.