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Finding the Third Proportional to 1,239,977.25 and 1,755,050.63

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Solution

The third proportional to 1,239,977.25 and 1,755,050.63 is: 2,484,080.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,239,977.25 : 1,755,050.63 = 1,755,050.63 : x
  2. Step 2: Convert to fraction form
    1,239,977.25/1,755,050.63 = 1,755,050.63/x
  3. Step 3: Cross multiply
    1,239,977.25x = 1,755,050.63 × 1,755,050.63
  4. Step 4: Simplify right side
    1,239,977.25x = 3,080,202,696,312.89
  5. Step 5: Solve for x
    x = 3,080,202,696,312.89/1,239,977.25
  6. Step 6: Final answer
    x = 2,484,080.01

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Why These Related Problems?

These problems maintain the same ratio (1.42) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.