Home / 702,975.38-1,054,244.36-253,637.39

Finding the Fourth Proportional to 702,975.38, 1,054,244.36 and 253,637.39

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Solution

The fourth proportional to 702,975.38, 1,054,244.36 and 253,637.39 is: 380,377.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    702,975.38 : 1,054,244.36 = 253,637.39 : x
  2. Step 2: Convert to fraction form
    702,975.38/1,054,244.36 = 253,637.39/x
  3. Step 3: Cross multiply
    702,975.38x = 1,054,244.36 × 253,637.39
  4. Step 4: Simplify right side
    702,975.38x = 267,395,791,162.33
  5. Step 5: Solve for x
    x = 267,395,791,162.33/702,975.38
  6. Step 6: Final answer
    x = 380,377.18

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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.