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Finding the Third Proportional to 27,298.50 and 59,403

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Solution

The third proportional to 27,298.50 and 59,403 is: 129,264.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,298.50 : 59,403 = 59,403 : x
  2. Step 2: Convert to fraction form
    27,298.50/59,403 = 59,403/x
  3. Step 3: Cross multiply
    27,298.50x = 59,403 × 59,403
  4. Step 4: Simplify right side
    27,298.50x = 3,528,716,409
  5. Step 5: Solve for x
    x = 3,528,716,409/27,298.50
  6. Step 6: Final answer
    x = 129,264.11

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.