Home / 568,670.13-784,764.59-327,000.15

Finding the Fourth Proportional to 568,670.13, 784,764.59 and 327,000.15

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Solution

The fourth proportional to 568,670.13, 784,764.59 and 327,000.15 is: 451,260.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    568,670.13 : 784,764.59 = 327,000.15 : x
  2. Step 2: Convert to fraction form
    568,670.13/784,764.59 = 327,000.15/x
  3. Step 3: Cross multiply
    568,670.13x = 784,764.59 × 327,000.15
  4. Step 4: Simplify right side
    568,670.13x = 256,618,137,009.69
  5. Step 5: Solve for x
    x = 256,618,137,009.69/568,670.13
  6. Step 6: Final answer
    x = 451,260.10

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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.