Home / 318,334.11-439,363.50-182,459.16

Finding the Fourth Proportional to 318,334.11, 439,363.50 and 182,459.16

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Solution

The fourth proportional to 318,334.11, 439,363.50 and 182,459.16 is: 251,829.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    318,334.11 : 439,363.50 = 182,459.16 : x
  2. Step 2: Convert to fraction form
    318,334.11/439,363.50 = 182,459.16/x
  3. Step 3: Cross multiply
    318,334.11x = 439,363.50 × 182,459.16
  4. Step 4: Simplify right side
    318,334.11x = 80,165,895,144.66
  5. Step 5: Solve for x
    x = 80,165,895,144.66/318,334.11
  6. Step 6: Final answer
    x = 251,829.42

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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.