Home / 986,869.10-1,361,883.42-534,160.10

Finding the Fourth Proportional to 986,869.10, 1,361,883.42 and 534,160.10

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Solution

The fourth proportional to 986,869.10, 1,361,883.42 and 534,160.10 is: 737,143.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    986,869.10 : 1,361,883.42 = 534,160.10 : x
  2. Step 2: Convert to fraction form
    986,869.10/1,361,883.42 = 534,160.10/x
  3. Step 3: Cross multiply
    986,869.10x = 1,361,883.42 × 534,160.10
  4. Step 4: Simplify right side
    986,869.10x = 727,463,777,006.13
  5. Step 5: Solve for x
    x = 727,463,777,006.13/986,869.10
  6. Step 6: Final answer
    x = 737,143.13

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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.