Home / 314,401.32-433,983.17-187,074.18

Finding the Fourth Proportional to 314,401.32, 433,983.17 and 187,074.18

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Solution

The fourth proportional to 314,401.32, 433,983.17 and 187,074.18 is: 258,227.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,401.32 : 433,983.17 = 187,074.18 : x
  2. Step 2: Convert to fraction form
    314,401.32/433,983.17 = 187,074.18/x
  3. Step 3: Cross multiply
    314,401.32x = 433,983.17 × 187,074.18
  4. Step 4: Simplify right side
    314,401.32x = 81,187,044,726.18
  5. Step 5: Solve for x
    x = 81,187,044,726.18/314,401.32
  6. Step 6: Final answer
    x = 258,227.43

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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.