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Finding the Fourth Proportional to 3,498.22, 4,827.03 and 1,926.31

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Solution

The fourth proportional to 3,498.22, 4,827.03 and 1,926.31 is: 2,658.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,498.22 : 4,827.03 = 1,926.31 : x
  2. Step 2: Convert to fraction form
    3,498.22/4,827.03 = 1,926.31/x
  3. Step 3: Cross multiply
    3,498.22x = 4,827.03 × 1,926.31
  4. Step 4: Simplify right side
    3,498.22x = 9,298,356.16
  5. Step 5: Solve for x
    x = 9,298,356.16/3,498.22
  6. Step 6: Final answer
    x = 2,658.02

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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.