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Finding the Third Proportional to 611,335.69 and 898,296.75

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Solution

The third proportional to 611,335.69 and 898,296.75 is: 1,319,957.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    611,335.69 : 898,296.75 = 898,296.75 : x
  2. Step 2: Convert to fraction form
    611,335.69/898,296.75 = 898,296.75/x
  3. Step 3: Cross multiply
    611,335.69x = 898,296.75 × 898,296.75
  4. Step 4: Simplify right side
    611,335.69x = 806,937,051,060.56
  5. Step 5: Solve for x
    x = 806,937,051,060.56/611,335.69
  6. Step 6: Final answer
    x = 1,319,957.38

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.