Home / 698,250.28-963,586.02-396,444.28

Finding the Fourth Proportional to 698,250.28, 963,586.02 and 396,444.28

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Solution

The fourth proportional to 698,250.28, 963,586.02 and 396,444.28 is: 547,093.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    698,250.28 : 963,586.02 = 396,444.28 : x
  2. Step 2: Convert to fraction form
    698,250.28/963,586.02 = 396,444.28/x
  3. Step 3: Cross multiply
    698,250.28x = 963,586.02 × 396,444.28
  4. Step 4: Simplify right side
    698,250.28x = 382,008,165,916.97
  5. Step 5: Solve for x
    x = 382,008,165,916.97/698,250.28
  6. Step 6: Final answer
    x = 547,093.47

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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.