Home / 568,278.06-784,325.32-338,850.11

Finding the Fourth Proportional to 568,278.06, 784,325.32 and 338,850.11

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Solution

The fourth proportional to 568,278.06, 784,325.32 and 338,850.11 is: 467,673.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    568,278.06 : 784,325.32 = 338,850.11 : x
  2. Step 2: Convert to fraction form
    568,278.06/784,325.32 = 338,850.11/x
  3. Step 3: Cross multiply
    568,278.06x = 784,325.32 × 338,850.11
  4. Step 4: Simplify right side
    568,278.06x = 265,768,722,071.47
  5. Step 5: Solve for x
    x = 265,768,722,071.47/568,278.06
  6. Step 6: Final answer
    x = 467,673.74

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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.