Home / 662,983.40-995,252.70-658,317.80

Finding the Fourth Proportional to 662,983.40, 995,252.70 and 658,317.80

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Solution

The fourth proportional to 662,983.40, 995,252.70 and 658,317.80 is: 988,248.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    662,983.40 : 995,252.70 = 658,317.80 : x
  2. Step 2: Convert to fraction form
    662,983.40/995,252.70 = 658,317.80/x
  3. Step 3: Cross multiply
    662,983.40x = 995,252.70 × 658,317.80
  4. Step 4: Simplify right side
    662,983.40x = 655,192,567,908.06
  5. Step 5: Solve for x
    x = 655,192,567,908.06/662,983.40
  6. Step 6: Final answer
    x = 988,248.83

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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.