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Finding the Fourth Proportional to 592,149, 888,231.06 and 171,425.28

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Solution

The fourth proportional to 592,149, 888,231.06 and 171,425.28 is: 257,140.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    592,149 : 888,231.06 = 171,425.28 : x
  2. Step 2: Convert to fraction form
    592,149/888,231.06 = 171,425.28/x
  3. Step 3: Cross multiply
    592,149x = 888,231.06 × 171,425.28
  4. Step 4: Simplify right side
    592,149x = 152,265,258,165.20
  5. Step 5: Solve for x
    x = 152,265,258,165.20/592,149
  6. Step 6: Final answer
    x = 257,140.11

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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.