Home / 820,964.53-1,132,307.59-706,435.10

Finding the Fourth Proportional to 820,964.53, 1,132,307.59 and 706,435.10

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Solution

The fourth proportional to 820,964.53, 1,132,307.59 and 706,435.10 is: 974,343.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    820,964.53 : 1,132,307.59 = 706,435.10 : x
  2. Step 2: Convert to fraction form
    820,964.53/1,132,307.59 = 706,435.10/x
  3. Step 3: Cross multiply
    820,964.53x = 1,132,307.59 × 706,435.10
  4. Step 4: Simplify right side
    820,964.53x = 799,901,823,511.13
  5. Step 5: Solve for x
    x = 799,901,823,511.13/820,964.53
  6. Step 6: Final answer
    x = 974,343.95

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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.