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Finding the Third Proportional to 655,362.56 and 885,434.63

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Solution

The third proportional to 655,362.56 and 885,434.63 is: 1,196,275.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    655,362.56 : 885,434.63 = 885,434.63 : x
  2. Step 2: Convert to fraction form
    655,362.56/885,434.63 = 885,434.63/x
  3. Step 3: Cross multiply
    655,362.56x = 885,434.63 × 885,434.63
  4. Step 4: Simplify right side
    655,362.56x = 783,994,475,148.89
  5. Step 5: Solve for x
    x = 783,994,475,148.89/655,362.56
  6. Step 6: Final answer
    x = 1,196,275.95

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Why These Related Problems?

These problems maintain the same ratio (1.35) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.