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Finding the Fourth Proportional to 344,017.68, 516,059.10 and 133,671.84

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Solution

The fourth proportional to 344,017.68, 516,059.10 and 133,671.84 is: 200,520.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,017.68 : 516,059.10 = 133,671.84 : x
  2. Step 2: Convert to fraction form
    344,017.68/516,059.10 = 133,671.84/x
  3. Step 3: Cross multiply
    344,017.68x = 516,059.10 × 133,671.84
  4. Step 4: Simplify right side
    344,017.68x = 68,982,569,445.74
  5. Step 5: Solve for x
    x = 68,982,569,445.74/344,017.68
  6. Step 6: Final answer
    x = 200,520.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.