Home / 827,273.20-1,241,831.40-454,025.20

Finding the Fourth Proportional to 827,273.20, 1,241,831.40 and 454,025.20

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Solution

The fourth proportional to 827,273.20, 1,241,831.40 and 454,025.20 is: 681,543.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    827,273.20 : 1,241,831.40 = 454,025.20 : x
  2. Step 2: Convert to fraction form
    827,273.20/1,241,831.40 = 454,025.20/x
  3. Step 3: Cross multiply
    827,273.20x = 1,241,831.40 × 454,025.20
  4. Step 4: Simplify right side
    827,273.20x = 563,822,749,751.28
  5. Step 5: Solve for x
    x = 563,822,749,751.28/827,273.20
  6. Step 6: Final answer
    x = 681,543.59

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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.