Home / 828,753.74-1,143,356.28-466,094.42

Finding the Fourth Proportional to 828,753.74, 1,143,356.28 and 466,094.42

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Solution

The fourth proportional to 828,753.74, 1,143,356.28 and 466,094.42 is: 643,028.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    828,753.74 : 1,143,356.28 = 466,094.42 : x
  2. Step 2: Convert to fraction form
    828,753.74/1,143,356.28 = 466,094.42/x
  3. Step 3: Cross multiply
    828,753.74x = 1,143,356.28 × 466,094.42
  4. Step 4: Simplify right side
    828,753.74x = 532,911,982,179.96
  5. Step 5: Solve for x
    x = 532,911,982,179.96/828,753.74
  6. Step 6: Final answer
    x = 643,028.15

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.