Home / 754,766.28-1,132,160.94-193,788.36

Finding the Fourth Proportional to 754,766.28, 1,132,160.94 and 193,788.36

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Solution

The fourth proportional to 754,766.28, 1,132,160.94 and 193,788.36 is: 290,685.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    754,766.28 : 1,132,160.94 = 193,788.36 : x
  2. Step 2: Convert to fraction form
    754,766.28/1,132,160.94 = 193,788.36/x
  3. Step 3: Cross multiply
    754,766.28x = 1,132,160.94 × 193,788.36
  4. Step 4: Simplify right side
    754,766.28x = 219,399,611,818.66
  5. Step 5: Solve for x
    x = 219,399,611,818.66/754,766.28
  6. Step 6: Final answer
    x = 290,685.50

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1.5x scale

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.