Home / 820,222.20-1,132,433.46-514,717.74

Finding the Fourth Proportional to 820,222.20, 1,132,433.46 and 514,717.74

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Solution

The fourth proportional to 820,222.20, 1,132,433.46 and 514,717.74 is: 710,641.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    820,222.20 : 1,132,433.46 = 514,717.74 : x
  2. Step 2: Convert to fraction form
    820,222.20/1,132,433.46 = 514,717.74/x
  3. Step 3: Cross multiply
    820,222.20x = 1,132,433.46 × 514,717.74
  4. Step 4: Simplify right side
    820,222.20x = 582,883,591,231.58
  5. Step 5: Solve for x
    x = 582,883,591,231.58/820,222.20
  6. Step 6: Final answer
    x = 710,641.08

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1.5x scale

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.