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Finding the Fourth Proportional to 295,641.24, 408,057.84 and 168,392.04

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Solution

The fourth proportional to 295,641.24, 408,057.84 and 168,392.04 is: 232,422.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,641.24 : 408,057.84 = 168,392.04 : x
  2. Step 2: Convert to fraction form
    295,641.24/408,057.84 = 168,392.04/x
  3. Step 3: Cross multiply
    295,641.24x = 408,057.84 × 168,392.04
  4. Step 4: Simplify right side
    295,641.24x = 68,713,692,115.59
  5. Step 5: Solve for x
    x = 68,713,692,115.59/295,641.24
  6. Step 6: Final answer
    x = 232,422.55

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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.