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Finding the Fourth Proportional to 344,751.60, 517,127.40 and 108,113.36

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Solution

The fourth proportional to 344,751.60, 517,127.40 and 108,113.36 is: 162,170.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,751.60 : 517,127.40 = 108,113.36 : x
  2. Step 2: Convert to fraction form
    344,751.60/517,127.40 = 108,113.36/x
  3. Step 3: Cross multiply
    344,751.60x = 517,127.40 × 108,113.36
  4. Step 4: Simplify right side
    344,751.60x = 55,908,380,762.06
  5. Step 5: Solve for x
    x = 55,908,380,762.06/344,751.60
  6. Step 6: Final answer
    x = 162,170.04

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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.