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Finding the Fourth Proportional to 344,495.35, 516,218.14 and 176,008.87

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Solution

The fourth proportional to 344,495.35, 516,218.14 and 176,008.87 is: 263,745.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,495.35 : 516,218.14 = 176,008.87 : x
  2. Step 2: Convert to fraction form
    344,495.35/516,218.14 = 176,008.87/x
  3. Step 3: Cross multiply
    344,495.35x = 516,218.14 × 176,008.87
  4. Step 4: Simplify right side
    344,495.35x = 90,858,971,494.90
  5. Step 5: Solve for x
    x = 90,858,971,494.90/344,495.35
  6. Step 6: Final answer
    x = 263,745.13

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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.