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Finding the Fourth Proportional to 410,179.44, 565,820.18 and 240,380.76

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Solution

The fourth proportional to 410,179.44, 565,820.18 and 240,380.76 is: 331,592.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    410,179.44 : 565,820.18 = 240,380.76 : x
  2. Step 2: Convert to fraction form
    410,179.44/565,820.18 = 240,380.76/x
  3. Step 3: Cross multiply
    410,179.44x = 565,820.18 × 240,380.76
  4. Step 4: Simplify right side
    410,179.44x = 136,012,288,065.23
  5. Step 5: Solve for x
    x = 136,012,288,065.23/410,179.44
  6. Step 6: Final answer
    x = 331,592.16

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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.