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Finding the Third Proportional to 1,527,875.79 and 3,181,264.88

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Solution

The third proportional to 1,527,875.79 and 3,181,264.88 is: 6,623,867.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,527,875.79 : 3,181,264.88 = 3,181,264.88 : x
  2. Step 2: Convert to fraction form
    1,527,875.79/3,181,264.88 = 3,181,264.88/x
  3. Step 3: Cross multiply
    1,527,875.79x = 3,181,264.88 × 3,181,264.88
  4. Step 4: Simplify right side
    1,527,875.79x = 10,120,446,204,908.77
  5. Step 5: Solve for x
    x = 10,120,446,204,908.77/1,527,875.79
  6. Step 6: Final answer
    x = 6,623,867.12

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Why These Related Problems?

These problems maintain the same ratio (2.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.