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Finding the Fourth Proportional to 344,498.12, 516,713.76 and 104,614.10

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Solution

The fourth proportional to 344,498.12, 516,713.76 and 104,614.10 is: 156,911.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,498.12 : 516,713.76 = 104,614.10 : x
  2. Step 2: Convert to fraction form
    344,498.12/516,713.76 = 104,614.10/x
  3. Step 3: Cross multiply
    344,498.12x = 516,713.76 × 104,614.10
  4. Step 4: Simplify right side
    344,498.12x = 54,055,544,960.02
  5. Step 5: Solve for x
    x = 54,055,544,960.02/344,498.12
  6. Step 6: Final answer
    x = 156,911.00

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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.