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Finding the Fourth Proportional to 295,700.20, 408,047.16 and 168,374.68

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Solution

The fourth proportional to 295,700.20, 408,047.16 and 168,374.68 is: 232,346.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,700.20 : 408,047.16 = 168,374.68 : x
  2. Step 2: Convert to fraction form
    295,700.20/408,047.16 = 168,374.68/x
  3. Step 3: Cross multiply
    295,700.20x = 408,047.16 × 168,374.68
  4. Step 4: Simplify right side
    295,700.20x = 68,704,809,989.91
  5. Step 5: Solve for x
    x = 68,704,809,989.91/295,700.20
  6. Step 6: Final answer
    x = 232,346.17

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1.5x scale

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.