Home / 703,386.72-1,055,209.68-230,098.32

Finding the Fourth Proportional to 703,386.72, 1,055,209.68 and 230,098.32

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Solution

The fourth proportional to 703,386.72, 1,055,209.68 and 230,098.32 is: 345,189.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    703,386.72 : 1,055,209.68 = 230,098.32 : x
  2. Step 2: Convert to fraction form
    703,386.72/1,055,209.68 = 230,098.32/x
  3. Step 3: Cross multiply
    703,386.72x = 1,055,209.68 × 230,098.32
  4. Step 4: Simplify right side
    703,386.72x = 242,801,974,615.74
  5. Step 5: Solve for x
    x = 242,801,974,615.74/703,386.72
  6. Step 6: Final answer
    x = 345,189.88

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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.