Home / 261,046.83-391,570.24-194,616.70

Finding the Fourth Proportional to 261,046.83, 391,570.24 and 194,616.70

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Solution

The fourth proportional to 261,046.83, 391,570.24 and 194,616.70 is: 291,925.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    261,046.83 : 391,570.24 = 194,616.70 : x
  2. Step 2: Convert to fraction form
    261,046.83/391,570.24 = 194,616.70/x
  3. Step 3: Cross multiply
    261,046.83x = 391,570.24 × 194,616.70
  4. Step 4: Simplify right side
    261,046.83x = 76,206,107,927.01
  5. Step 5: Solve for x
    x = 76,206,107,927.01/261,046.83
  6. Step 6: Final answer
    x = 291,925.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.