Home / 820,966.53-1,132,310.35-706,437.10

Finding the Fourth Proportional to 820,966.53, 1,132,310.35 and 706,437.10

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Solution

The fourth proportional to 820,966.53, 1,132,310.35 and 706,437.10 is: 974,346.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    820,966.53 : 1,132,310.35 = 706,437.10 : x
  2. Step 2: Convert to fraction form
    820,966.53/1,132,310.35 = 706,437.10/x
  3. Step 3: Cross multiply
    820,966.53x = 1,132,310.35 × 706,437.10
  4. Step 4: Simplify right side
    820,966.53x = 799,906,039,953.99
  5. Step 5: Solve for x
    x = 799,906,039,953.99/820,966.53
  6. Step 6: Final answer
    x = 974,346.71

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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.