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Finding the Fourth Proportional to 247,210.30, 370,815.45 and 167,494.15

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Solution

The fourth proportional to 247,210.30, 370,815.45 and 167,494.15 is: 251,241.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,210.30 : 370,815.45 = 167,494.15 : x
  2. Step 2: Convert to fraction form
    247,210.30/370,815.45 = 167,494.15/x
  3. Step 3: Cross multiply
    247,210.30x = 370,815.45 × 167,494.15
  4. Step 4: Simplify right side
    247,210.30x = 62,109,418,604.62
  5. Step 5: Solve for x
    x = 62,109,418,604.62/247,210.30
  6. Step 6: Final answer
    x = 251,241.23

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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.