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Finding the Fourth Proportional to 3,252.84, 4,879.62 and 1,031.64

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Solution

The fourth proportional to 3,252.84, 4,879.62 and 1,031.64 is: 1,547.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,252.84 : 4,879.62 = 1,031.64 : x
  2. Step 2: Convert to fraction form
    3,252.84/4,879.62 = 1,031.64/x
  3. Step 3: Cross multiply
    3,252.84x = 4,879.62 × 1,031.64
  4. Step 4: Simplify right side
    3,252.84x = 5,034,011.18
  5. Step 5: Solve for x
    x = 5,034,011.18/3,252.84
  6. Step 6: Final answer
    x = 1,547.57

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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.