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Finding the Fourth Proportional to 576,260.38, 864,519 and 176,935.96

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Solution

The fourth proportional to 576,260.38, 864,519 and 176,935.96 is: 265,443.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    576,260.38 : 864,519 = 176,935.96 : x
  2. Step 2: Convert to fraction form
    576,260.38/864,519 = 176,935.96/x
  3. Step 3: Cross multiply
    576,260.38x = 864,519 × 176,935.96
  4. Step 4: Simplify right side
    576,260.38x = 152,964,499,203.24
  5. Step 5: Solve for x
    x = 152,964,499,203.24/576,260.38
  6. Step 6: Final answer
    x = 265,443.37

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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.