Home / 318,244.68-439,171.92-175,005.12

Finding the Fourth Proportional to 318,244.68, 439,171.92 and 175,005.12

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Solution

The fourth proportional to 318,244.68, 439,171.92 and 175,005.12 is: 241,503.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    318,244.68 : 439,171.92 = 175,005.12 : x
  2. Step 2: Convert to fraction form
    318,244.68/439,171.92 = 175,005.12/x
  3. Step 3: Cross multiply
    318,244.68x = 439,171.92 × 175,005.12
  4. Step 4: Simplify right side
    318,244.68x = 76,857,334,560.23
  5. Step 5: Solve for x
    x = 76,857,334,560.23/318,244.68
  6. Step 6: Final answer
    x = 241,503.91

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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.