Home / 824,227.28-1,137,989.03-514,601.74

Finding the Fourth Proportional to 824,227.28, 1,137,989.03 and 514,601.74

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Solution

The fourth proportional to 824,227.28, 1,137,989.03 and 514,601.74 is: 710,497.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    824,227.28 : 1,137,989.03 = 514,601.74 : x
  2. Step 2: Convert to fraction form
    824,227.28/1,137,989.03 = 514,601.74/x
  3. Step 3: Cross multiply
    824,227.28x = 1,137,989.03 × 514,601.74
  4. Step 4: Simplify right side
    824,227.28x = 585,611,134,938.91
  5. Step 5: Solve for x
    x = 585,611,134,938.91/824,227.28
  6. Step 6: Final answer
    x = 710,497.15

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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.