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Finding the Fourth Proportional to 317,666.52, 476,587.26 and 107,452.08

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Solution

The fourth proportional to 317,666.52, 476,587.26 and 107,452.08 is: 161,207.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,666.52 : 476,587.26 = 107,452.08 : x
  2. Step 2: Convert to fraction form
    317,666.52/476,587.26 = 107,452.08/x
  3. Step 3: Cross multiply
    317,666.52x = 476,587.26 × 107,452.08
  4. Step 4: Simplify right side
    317,666.52x = 51,210,292,388.50
  5. Step 5: Solve for x
    x = 51,210,292,388.50/317,666.52
  6. Step 6: Final answer
    x = 161,207.71

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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.