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Finding the Fourth Proportional to 197,562.65, 296,044.62 and 130,763.46

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Solution

The fourth proportional to 197,562.65, 296,044.62 and 130,763.46 is: 195,947.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,562.65 : 296,044.62 = 130,763.46 : x
  2. Step 2: Convert to fraction form
    197,562.65/296,044.62 = 130,763.46/x
  3. Step 3: Cross multiply
    197,562.65x = 296,044.62 × 130,763.46
  4. Step 4: Simplify right side
    197,562.65x = 38,711,820,180.93
  5. Step 5: Solve for x
    x = 38,711,820,180.93/197,562.65
  6. Step 6: Final answer
    x = 195,947.06

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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.