Home / 703,344.11-1,053,747.69-433,001.75

Finding the Fourth Proportional to 703,344.11, 1,053,747.69 and 433,001.75

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Solution

The fourth proportional to 703,344.11, 1,053,747.69 and 433,001.75 is: 648,721.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    703,344.11 : 1,053,747.69 = 433,001.75 : x
  2. Step 2: Convert to fraction form
    703,344.11/1,053,747.69 = 433,001.75/x
  3. Step 3: Cross multiply
    703,344.11x = 1,053,747.69 × 433,001.75
  4. Step 4: Simplify right side
    703,344.11x = 456,274,588,559.72
  5. Step 5: Solve for x
    x = 456,274,588,559.72/703,344.11
  6. Step 6: Final answer
    x = 648,721.71

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.