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Finding the Third Proportional to 485,341.88 and 734,801.63

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Solution

The third proportional to 485,341.88 and 734,801.63 is: 1,112,480.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    485,341.88 : 734,801.63 = 734,801.63 : x
  2. Step 2: Convert to fraction form
    485,341.88/734,801.63 = 734,801.63/x
  3. Step 3: Cross multiply
    485,341.88x = 734,801.63 × 734,801.63
  4. Step 4: Simplify right side
    485,341.88x = 539,933,428,102.64
  5. Step 5: Solve for x
    x = 539,933,428,102.64/485,341.88
  6. Step 6: Final answer
    x = 1,112,480.62

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.