Home / 466,167.17-642,913.25-393,922.85

Finding the Fourth Proportional to 466,167.17, 642,913.25 and 393,922.85

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Solution

The fourth proportional to 466,167.17, 642,913.25 and 393,922.85 is: 543,277.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    466,167.17 : 642,913.25 = 393,922.85 : x
  2. Step 2: Convert to fraction form
    466,167.17/642,913.25 = 393,922.85/x
  3. Step 3: Cross multiply
    466,167.17x = 642,913.25 × 393,922.85
  4. Step 4: Simplify right side
    466,167.17x = 253,258,217,773.15
  5. Step 5: Solve for x
    x = 253,258,217,773.15/466,167.17
  6. Step 6: Final answer
    x = 543,277.68

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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.