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Finding the Third Proportional to 19,310.63 and 27,547.88

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Solution

The third proportional to 19,310.63 and 27,547.88 is: 39,298.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,310.63 : 27,547.88 = 27,547.88 : x
  2. Step 2: Convert to fraction form
    19,310.63/27,547.88 = 27,547.88/x
  3. Step 3: Cross multiply
    19,310.63x = 27,547.88 × 27,547.88
  4. Step 4: Simplify right side
    19,310.63x = 758,885,417.02
  5. Step 5: Solve for x
    x = 758,885,417.02/19,310.63
  6. Step 6: Final answer
    x = 39,298.85

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Why These Related Problems?

These problems maintain the same ratio (1.43) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.