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Finding the Third Proportional to 1,219,435.59 and 2,626,166.81

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Solution

The third proportional to 1,219,435.59 and 2,626,166.81 is: 5,655,692.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,219,435.59 : 2,626,166.81 = 2,626,166.81 : x
  2. Step 2: Convert to fraction form
    1,219,435.59/2,626,166.81 = 2,626,166.81/x
  3. Step 3: Cross multiply
    1,219,435.59x = 2,626,166.81 × 2,626,166.81
  4. Step 4: Simplify right side
    1,219,435.59x = 6,896,752,127,076.41
  5. Step 5: Solve for x
    x = 6,896,752,127,076.41/1,219,435.59
  6. Step 6: Final answer
    x = 5,655,692.00

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.