Home / 284,013.52-391,868.76-173,604.28

Finding the Fourth Proportional to 284,013.52, 391,868.76 and 173,604.28

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Solution

The fourth proportional to 284,013.52, 391,868.76 and 173,604.28 is: 239,531.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,013.52 : 391,868.76 = 173,604.28 : x
  2. Step 2: Convert to fraction form
    284,013.52/391,868.76 = 173,604.28/x
  3. Step 3: Cross multiply
    284,013.52x = 391,868.76 × 173,604.28
  4. Step 4: Simplify right side
    284,013.52x = 68,030,093,934.29
  5. Step 5: Solve for x
    x = 68,030,093,934.29/284,013.52
  6. Step 6: Final answer
    x = 239,531.18

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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.