Home / 955,426.16-1,433,387.20-281,531.36

Finding the Fourth Proportional to 955,426.16, 1,433,387.20 and 281,531.36

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Solution

The fourth proportional to 955,426.16, 1,433,387.20 and 281,531.36 is: 422,370.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    955,426.16 : 1,433,387.20 = 281,531.36 : x
  2. Step 2: Convert to fraction form
    955,426.16/1,433,387.20 = 281,531.36/x
  3. Step 3: Cross multiply
    955,426.16x = 1,433,387.20 × 281,531.36
  4. Step 4: Simplify right side
    955,426.16x = 403,543,447,822.59
  5. Step 5: Solve for x
    x = 403,543,447,822.59/955,426.16
  6. Step 6: Final answer
    x = 422,370.11

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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.