Home / 993,998.20-1,371,733.14-541,288.84

Finding the Fourth Proportional to 993,998.20, 1,371,733.14 and 541,288.84

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Solution

The fourth proportional to 993,998.20, 1,371,733.14 and 541,288.84 is: 746,987.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    993,998.20 : 1,371,733.14 = 541,288.84 : x
  2. Step 2: Convert to fraction form
    993,998.20/1,371,733.14 = 541,288.84/x
  3. Step 3: Cross multiply
    993,998.20x = 1,371,733.14 × 541,288.84
  4. Step 4: Simplify right side
    993,998.20x = 742,503,840,140.16
  5. Step 5: Solve for x
    x = 742,503,840,140.16/993,998.20
  6. Step 6: Final answer
    x = 746,987.11

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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.