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Finding the Fourth Proportional to 344,713.76, 517,070.78 and 108,074.89

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Solution

The fourth proportional to 344,713.76, 517,070.78 and 108,074.89 is: 162,112.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,713.76 : 517,070.78 = 108,074.89 : x
  2. Step 2: Convert to fraction form
    344,713.76/517,070.78 = 108,074.89/x
  3. Step 3: Cross multiply
    344,713.76x = 517,070.78 × 108,074.89
  4. Step 4: Simplify right side
    344,713.76x = 55,882,365,355.55
  5. Step 5: Solve for x
    x = 55,882,365,355.55/344,713.76
  6. Step 6: Final answer
    x = 162,112.37

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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.