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Finding the Third Proportional to 1,407,505.36 and 3,073,042.55

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Solution

The third proportional to 1,407,505.36 and 3,073,042.55 is: 6,709,452.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,407,505.36 : 3,073,042.55 = 3,073,042.55 : x
  2. Step 2: Convert to fraction form
    1,407,505.36/3,073,042.55 = 3,073,042.55/x
  3. Step 3: Cross multiply
    1,407,505.36x = 3,073,042.55 × 3,073,042.55
  4. Step 4: Simplify right side
    1,407,505.36x = 9,443,590,494,903.99
  5. Step 5: Solve for x
    x = 9,443,590,494,903.99/1,407,505.36
  6. Step 6: Final answer
    x = 6,709,452.60

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.