Home / 702,659.50-1,053,831.60-323,215.83

Finding the Fourth Proportional to 702,659.50, 1,053,831.60 and 323,215.83

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Solution

The fourth proportional to 702,659.50, 1,053,831.60 and 323,215.83 is: 484,751.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    702,659.50 : 1,053,831.60 = 323,215.83 : x
  2. Step 2: Convert to fraction form
    702,659.50/1,053,831.60 = 323,215.83/x
  3. Step 3: Cross multiply
    702,659.50x = 1,053,831.60 × 323,215.83
  4. Step 4: Simplify right side
    702,659.50x = 340,615,055,274.23
  5. Step 5: Solve for x
    x = 340,615,055,274.23/702,659.50
  6. Step 6: Final answer
    x = 484,751.23

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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.