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Finding the Third Proportional to 1,127,876.91 and 1,851,534.70

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Solution

The third proportional to 1,127,876.91 and 1,851,534.70 is: 3,039,499.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,127,876.91 : 1,851,534.70 = 1,851,534.70 : x
  2. Step 2: Convert to fraction form
    1,127,876.91/1,851,534.70 = 1,851,534.70/x
  3. Step 3: Cross multiply
    1,127,876.91x = 1,851,534.70 × 1,851,534.70
  4. Step 4: Simplify right side
    1,127,876.91x = 3,428,180,756,876.18
  5. Step 5: Solve for x
    x = 3,428,180,756,876.18/1,127,876.91
  6. Step 6: Final answer
    x = 3,039,499.03

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Why These Related Problems?

These problems maintain the same ratio (1.64) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.