Home / 912,233.54-1,259,082.14-530,480.54

Finding the Fourth Proportional to 912,233.54, 1,259,082.14 and 530,480.54

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Solution

The fourth proportional to 912,233.54, 1,259,082.14 and 530,480.54 is: 732,179.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    912,233.54 : 1,259,082.14 = 530,480.54 : x
  2. Step 2: Convert to fraction form
    912,233.54/1,259,082.14 = 530,480.54/x
  3. Step 3: Cross multiply
    912,233.54x = 1,259,082.14 × 530,480.54
  4. Step 4: Simplify right side
    912,233.54x = 667,918,573,531.56
  5. Step 5: Solve for x
    x = 667,918,573,531.56/912,233.54
  6. Step 6: Final answer
    x = 732,179.36

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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.