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Finding the Fourth Proportional to 360,402.66, 540,079.11 and 173,195.46

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Solution

The fourth proportional to 360,402.66, 540,079.11 and 173,195.46 is: 259,540.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,402.66 : 540,079.11 = 173,195.46 : x
  2. Step 2: Convert to fraction form
    360,402.66/540,079.11 = 173,195.46/x
  3. Step 3: Cross multiply
    360,402.66x = 540,079.11 × 173,195.46
  4. Step 4: Simplify right side
    360,402.66x = 93,539,249,892.84
  5. Step 5: Solve for x
    x = 93,539,249,892.84/360,402.66
  6. Step 6: Final answer
    x = 259,540.95

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1.5x scale

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.