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Finding the Third Proportional to 1,933,239.66 and 4,238,303.48

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Solution

The third proportional to 1,933,239.66 and 4,238,303.48 is: 9,291,769.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,933,239.66 : 4,238,303.48 = 4,238,303.48 : x
  2. Step 2: Convert to fraction form
    1,933,239.66/4,238,303.48 = 4,238,303.48/x
  3. Step 3: Cross multiply
    1,933,239.66x = 4,238,303.48 × 4,238,303.48
  4. Step 4: Simplify right side
    1,933,239.66x = 17,963,216,425,665.27
  5. Step 5: Solve for x
    x = 17,963,216,425,665.27/1,933,239.66
  6. Step 6: Final answer
    x = 9,291,769.06

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.