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Finding the Fourth Proportional to 708,704, 1,062,963.68 and 203,244.56

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Solution

The fourth proportional to 708,704, 1,062,963.68 and 203,244.56 is: 304,840.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    708,704 : 1,062,963.68 = 203,244.56 : x
  2. Step 2: Convert to fraction form
    708,704/1,062,963.68 = 203,244.56/x
  3. Step 3: Cross multiply
    708,704x = 1,062,963.68 × 203,244.56
  4. Step 4: Simplify right side
    708,704x = 216,041,585,437.58
  5. Step 5: Solve for x
    x = 216,041,585,437.58/708,704
  6. Step 6: Final answer
    x = 304,840.36

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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.