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Finding the Third Proportional to 1,168,538.91 and 1,748,139.47

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Solution

The third proportional to 1,168,538.91 and 1,748,139.47 is: 2,615,224.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,168,538.91 : 1,748,139.47 = 1,748,139.47 : x
  2. Step 2: Convert to fraction form
    1,168,538.91/1,748,139.47 = 1,748,139.47/x
  3. Step 3: Cross multiply
    1,168,538.91x = 1,748,139.47 × 1,748,139.47
  4. Step 4: Simplify right side
    1,168,538.91x = 3,055,991,602,201.53
  5. Step 5: Solve for x
    x = 3,055,991,602,201.53/1,168,538.91
  6. Step 6: Final answer
    x = 2,615,224.52

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.