Home / 457,331.32-631,250.58-296,180.20

Finding the Fourth Proportional to 457,331.32, 631,250.58 and 296,180.20

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Solution

The fourth proportional to 457,331.32, 631,250.58 and 296,180.20 is: 408,815.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    457,331.32 : 631,250.58 = 296,180.20 : x
  2. Step 2: Convert to fraction form
    457,331.32/631,250.58 = 296,180.20/x
  3. Step 3: Cross multiply
    457,331.32x = 631,250.58 × 296,180.20
  4. Step 4: Simplify right side
    457,331.32x = 186,963,923,034.52
  5. Step 5: Solve for x
    x = 186,963,923,034.52/457,331.32
  6. Step 6: Final answer
    x = 408,815.04

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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.