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Finding the Fourth Proportional to 582,463.17, 803,611.53 and 327,765.15

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Solution

The fourth proportional to 582,463.17, 803,611.53 and 327,765.15 is: 452,210.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    582,463.17 : 803,611.53 = 327,765.15 : x
  2. Step 2: Convert to fraction form
    582,463.17/803,611.53 = 327,765.15/x
  3. Step 3: Cross multiply
    582,463.17x = 803,611.53 × 327,765.15
  4. Step 4: Simplify right side
    582,463.17x = 263,395,853,672.18
  5. Step 5: Solve for x
    x = 263,395,853,672.18/582,463.17
  6. Step 6: Final answer
    x = 452,210.32

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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.