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Finding the Fourth Proportional to 247,290.30, 341,261.01 and 134,113.14

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Solution

The fourth proportional to 247,290.30, 341,261.01 and 134,113.14 is: 185,076.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,290.30 : 341,261.01 = 134,113.14 : x
  2. Step 2: Convert to fraction form
    247,290.30/341,261.01 = 134,113.14/x
  3. Step 3: Cross multiply
    247,290.30x = 341,261.01 × 134,113.14
  4. Step 4: Simplify right side
    247,290.30x = 45,767,585,610.67
  5. Step 5: Solve for x
    x = 45,767,585,610.67/247,290.30
  6. Step 6: Final answer
    x = 185,076.35

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.