Home / 755,006.27-1,132,159.28-281,564.51

Finding the Fourth Proportional to 755,006.27, 1,132,159.28 and 281,564.51

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Solution

The fourth proportional to 755,006.27, 1,132,159.28 and 281,564.51 is: 422,216.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    755,006.27 : 1,132,159.28 = 281,564.51 : x
  2. Step 2: Convert to fraction form
    755,006.27/1,132,159.28 = 281,564.51/x
  3. Step 3: Cross multiply
    755,006.27x = 1,132,159.28 × 281,564.51
  4. Step 4: Simplify right side
    755,006.27x = 318,775,865,846.53
  5. Step 5: Solve for x
    x = 318,775,865,846.53/755,006.27
  6. Step 6: Final answer
    x = 422,216.19

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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.