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Finding the Third Proportional to 1,499,240.81 and 3,237,864.05

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Solution

The third proportional to 1,499,240.81 and 3,237,864.05 is: 6,992,714.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,499,240.81 : 3,237,864.05 = 3,237,864.05 : x
  2. Step 2: Convert to fraction form
    1,499,240.81/3,237,864.05 = 3,237,864.05/x
  3. Step 3: Cross multiply
    1,499,240.81x = 3,237,864.05 × 3,237,864.05
  4. Step 4: Simplify right side
    1,499,240.81x = 10,483,763,586,045.75
  5. Step 5: Solve for x
    x = 10,483,763,586,045.75/1,499,240.81
  6. Step 6: Final answer
    x = 6,992,714.91

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.