Home / 269,065.49-371,236.50-187,302.13

Finding the Fourth Proportional to 269,065.49, 371,236.50 and 187,302.13

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Solution

The fourth proportional to 269,065.49, 371,236.50 and 187,302.13 is: 258,425.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,065.49 : 371,236.50 = 187,302.13 : x
  2. Step 2: Convert to fraction form
    269,065.49/371,236.50 = 187,302.13/x
  3. Step 3: Cross multiply
    269,065.49x = 371,236.50 × 187,302.13
  4. Step 4: Simplify right side
    269,065.49x = 69,533,386,255.65
  5. Step 5: Solve for x
    x = 69,533,386,255.65/269,065.49
  6. Step 6: Final answer
    x = 258,425.51

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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.