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Finding the Third Proportional to 675,042.61 and 909,290.81

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Solution

The third proportional to 675,042.61 and 909,290.81 is: 1,224,826.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    675,042.61 : 909,290.81 = 909,290.81 : x
  2. Step 2: Convert to fraction form
    675,042.61/909,290.81 = 909,290.81/x
  3. Step 3: Cross multiply
    675,042.61x = 909,290.81 × 909,290.81
  4. Step 4: Simplify right side
    675,042.61x = 826,809,781,696.91
  5. Step 5: Solve for x
    x = 826,809,781,696.91/675,042.61
  6. Step 6: Final answer
    x = 1,224,826.06

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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.