Home / 996,172.92-1,374,734.04-543,463.92

Finding the Fourth Proportional to 996,172.92, 1,374,734.04 and 543,463.92

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Solution

The fourth proportional to 996,172.92, 1,374,734.04 and 543,463.92 is: 749,988.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    996,172.92 : 1,374,734.04 = 543,463.92 : x
  2. Step 2: Convert to fraction form
    996,172.92/1,374,734.04 = 543,463.92/x
  3. Step 3: Cross multiply
    996,172.92x = 1,374,734.04 × 543,463.92
  4. Step 4: Simplify right side
    996,172.92x = 747,118,350,335.84
  5. Step 5: Solve for x
    x = 747,118,350,335.84/996,172.92
  6. Step 6: Final answer
    x = 749,988.62

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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.