Home / 656,868.26-906,401.19-370,371.26

Finding the Fourth Proportional to 656,868.26, 906,401.19 and 370,371.26

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Solution

The fourth proportional to 656,868.26, 906,401.19 and 370,371.26 is: 511,068.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    656,868.26 : 906,401.19 = 370,371.26 : x
  2. Step 2: Convert to fraction form
    656,868.26/906,401.19 = 370,371.26/x
  3. Step 3: Cross multiply
    656,868.26x = 906,401.19 × 370,371.26
  4. Step 4: Simplify right side
    656,868.26x = 335,704,950,805.80
  5. Step 5: Solve for x
    x = 335,704,950,805.80/656,868.26
  6. Step 6: Final answer
    x = 511,068.92

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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.