Home / 996,324-1,374,926.32-543,615

Finding the Fourth Proportional to 996,324, 1,374,926.32 and 543,615

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Solution

The fourth proportional to 996,324, 1,374,926.32 and 543,615 is: 750,188.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    996,324 : 1,374,926.32 = 543,615 : x
  2. Step 2: Convert to fraction form
    996,324/1,374,926.32 = 543,615/x
  3. Step 3: Cross multiply
    996,324x = 1,374,926.32 × 543,615
  4. Step 4: Simplify right side
    996,324x = 747,430,571,446.80
  5. Step 5: Solve for x
    x = 747,430,571,446.80/996,324
  6. Step 6: Final answer
    x = 750,188.26

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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.