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Finding the Fourth Proportional to 360,124.92, 540,214.72 and 107,385.63

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Solution

The fourth proportional to 360,124.92, 540,214.72 and 107,385.63 is: 161,086.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,124.92 : 540,214.72 = 107,385.63 : x
  2. Step 2: Convert to fraction form
    360,124.92/540,214.72 = 107,385.63/x
  3. Step 3: Cross multiply
    360,124.92x = 540,214.72 × 107,385.63
  4. Step 4: Simplify right side
    360,124.92x = 58,011,297,505.55
  5. Step 5: Solve for x
    x = 58,011,297,505.55/360,124.92
  6. Step 6: Final answer
    x = 161,086.60

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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.