Home / 269,278.26-371,605.77-154,526.28

Finding the Fourth Proportional to 269,278.26, 371,605.77 and 154,526.28

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Solution

The fourth proportional to 269,278.26, 371,605.77 and 154,526.28 is: 213,247.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,278.26 : 371,605.77 = 154,526.28 : x
  2. Step 2: Convert to fraction form
    269,278.26/371,605.77 = 154,526.28/x
  3. Step 3: Cross multiply
    269,278.26x = 371,605.77 × 154,526.28
  4. Step 4: Simplify right side
    269,278.26x = 57,422,857,264.64
  5. Step 5: Solve for x
    x = 57,422,857,264.64/269,278.26
  6. Step 6: Final answer
    x = 213,247.28

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1.5x scale

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.