Home / 974,728.78-1,462,093.17-642,227.02

Finding the Fourth Proportional to 974,728.78, 1,462,093.17 and 642,227.02

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Solution

The fourth proportional to 974,728.78, 1,462,093.17 and 642,227.02 is: 963,340.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    974,728.78 : 1,462,093.17 = 642,227.02 : x
  2. Step 2: Convert to fraction form
    974,728.78/1,462,093.17 = 642,227.02/x
  3. Step 3: Cross multiply
    974,728.78x = 1,462,093.17 × 642,227.02
  4. Step 4: Simplify right side
    974,728.78x = 938,995,739,531.45
  5. Step 5: Solve for x
    x = 938,995,739,531.45/974,728.78
  6. Step 6: Final answer
    x = 963,340.53

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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.