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Finding the Fourth Proportional to 488,210.97, 732,351.54 and 168,358.24

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Solution

The fourth proportional to 488,210.97, 732,351.54 and 168,358.24 is: 252,549.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    488,210.97 : 732,351.54 = 168,358.24 : x
  2. Step 2: Convert to fraction form
    488,210.97/732,351.54 = 168,358.24/x
  3. Step 3: Cross multiply
    488,210.97x = 732,351.54 × 168,358.24
  4. Step 4: Simplify right side
    488,210.97x = 123,297,415,588.56
  5. Step 5: Solve for x
    x = 123,297,415,588.56/488,210.97
  6. Step 6: Final answer
    x = 252,549.46

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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.