Home / 716,608.93-1,074,913.38-261,234.30

Finding the Fourth Proportional to 716,608.93, 1,074,913.38 and 261,234.30

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Solution

The fourth proportional to 716,608.93, 1,074,913.38 and 261,234.30 is: 391,851.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    716,608.93 : 1,074,913.38 = 261,234.30 : x
  2. Step 2: Convert to fraction form
    716,608.93/1,074,913.38 = 261,234.30/x
  3. Step 3: Cross multiply
    716,608.93x = 1,074,913.38 × 261,234.30
  4. Step 4: Simplify right side
    716,608.93x = 280,804,244,384.93
  5. Step 5: Solve for x
    x = 280,804,244,384.93/716,608.93
  6. Step 6: Final answer
    x = 391,851.44

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Double scale
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Similar ratio
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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.