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Finding the Fourth Proportional to 247,002.51, 369,488.82 and 197,179.92

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Solution

The fourth proportional to 247,002.51, 369,488.82 and 197,179.92 is: 294,959.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,002.51 : 369,488.82 = 197,179.92 : x
  2. Step 2: Convert to fraction form
    247,002.51/369,488.82 = 197,179.92/x
  3. Step 3: Cross multiply
    247,002.51x = 369,488.82 × 197,179.92
  4. Step 4: Simplify right side
    247,002.51x = 72,855,776,707.92
  5. Step 5: Solve for x
    x = 72,855,776,707.92/247,002.51
  6. Step 6: Final answer
    x = 294,959.66

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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.