Home / 652,480.09-979,101.17-273,368.43

Finding the Fourth Proportional to 652,480.09, 979,101.17 and 273,368.43

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Solution

The fourth proportional to 652,480.09, 979,101.17 and 273,368.43 is: 410,212.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    652,480.09 : 979,101.17 = 273,368.43 : x
  2. Step 2: Convert to fraction form
    652,480.09/979,101.17 = 273,368.43/x
  3. Step 3: Cross multiply
    652,480.09x = 979,101.17 × 273,368.43
  4. Step 4: Simplify right side
    652,480.09x = 267,655,349,312.35
  5. Step 5: Solve for x
    x = 267,655,349,312.35/652,480.09
  6. Step 6: Final answer
    x = 410,212.29

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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.