Home / 961,434.72-1,442,041.92-251,531.28

Finding the Fourth Proportional to 961,434.72, 1,442,041.92 and 251,531.28

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Solution

The fourth proportional to 961,434.72, 1,442,041.92 and 251,531.28 is: 377,268.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    961,434.72 : 1,442,041.92 = 251,531.28 : x
  2. Step 2: Convert to fraction form
    961,434.72/1,442,041.92 = 251,531.28/x
  3. Step 3: Cross multiply
    961,434.72x = 1,442,041.92 × 251,531.28
  4. Step 4: Simplify right side
    961,434.72x = 362,718,649,951.26
  5. Step 5: Solve for x
    x = 362,718,649,951.26/961,434.72
  6. Step 6: Final answer
    x = 377,268.10

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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.