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Finding the Fourth Proportional to 374,614.32, 516,959.88 and 204,848.30

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Solution

The fourth proportional to 374,614.32, 516,959.88 and 204,848.30 is: 282,686.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,614.32 : 516,959.88 = 204,848.30 : x
  2. Step 2: Convert to fraction form
    374,614.32/516,959.88 = 204,848.30/x
  3. Step 3: Cross multiply
    374,614.32x = 516,959.88 × 204,848.30
  4. Step 4: Simplify right side
    374,614.32x = 105,898,352,586.20
  5. Step 5: Solve for x
    x = 105,898,352,586.20/374,614.32
  6. Step 6: Final answer
    x = 282,686.34

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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.