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Finding the Fourth Proportional to 410,174.30, 615,261.45 and 404,644.70

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Solution

The fourth proportional to 410,174.30, 615,261.45 and 404,644.70 is: 606,967.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    410,174.30 : 615,261.45 = 404,644.70 : x
  2. Step 2: Convert to fraction form
    410,174.30/615,261.45 = 404,644.70/x
  3. Step 3: Cross multiply
    410,174.30x = 615,261.45 × 404,644.70
  4. Step 4: Simplify right side
    410,174.30x = 248,962,284,856.82
  5. Step 5: Solve for x
    x = 248,962,284,856.82/410,174.30
  6. Step 6: Final answer
    x = 606,967.05

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.