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Finding the Fourth Proportional to 5,598.77, 8,398.22 and 1,901.07

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Solution

The fourth proportional to 5,598.77, 8,398.22 and 1,901.07 is: 2,851.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,598.77 : 8,398.22 = 1,901.07 : x
  2. Step 2: Convert to fraction form
    5,598.77/8,398.22 = 1,901.07/x
  3. Step 3: Cross multiply
    5,598.77x = 8,398.22 × 1,901.07
  4. Step 4: Simplify right side
    5,598.77x = 15,965,594.59
  5. Step 5: Solve for x
    x = 15,965,594.59/5,598.77
  6. Step 6: Final answer
    x = 2,851.63

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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.