Home / 278,001.33-383,641.63-150,676.95

Finding the Fourth Proportional to 278,001.33, 383,641.63 and 150,676.95

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Solution

The fourth proportional to 278,001.33, 383,641.63 and 150,676.95 is: 207,934.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    278,001.33 : 383,641.63 = 150,676.95 : x
  2. Step 2: Convert to fraction form
    278,001.33/383,641.63 = 150,676.95/x
  3. Step 3: Cross multiply
    278,001.33x = 383,641.63 × 150,676.95
  4. Step 4: Simplify right side
    278,001.33x = 57,805,950,701.43
  5. Step 5: Solve for x
    x = 57,805,950,701.43/278,001.33
  6. Step 6: Final answer
    x = 207,934.08

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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.