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Finding the Third Proportional to 582.63 and 1,275.13

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Solution

The third proportional to 582.63 and 1,275.13 is: 2,790.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    582.63 : 1,275.13 = 1,275.13 : x
  2. Step 2: Convert to fraction form
    582.63/1,275.13 = 1,275.13/x
  3. Step 3: Cross multiply
    582.63x = 1,275.13 × 1,275.13
  4. Step 4: Simplify right side
    582.63x = 1,625,943.77
  5. Step 5: Solve for x
    x = 1,625,943.77/582.63
  6. Step 6: Final answer
    x = 2,790.72

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.