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Finding the Third Proportional to 18,841,928.25 and 40,814,030.25

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Solution

The third proportional to 18,841,928.25 and 40,814,030.25 is: 88,408,417.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,841,928.25 : 40,814,030.25 = 40,814,030.25 : x
  2. Step 2: Convert to fraction form
    18,841,928.25/40,814,030.25 = 40,814,030.25/x
  3. Step 3: Cross multiply
    18,841,928.25x = 40,814,030.25 × 40,814,030.25
  4. Step 4: Simplify right side
    18,841,928.25x = 1,665,785,065,247,915
  5. Step 5: Solve for x
    x = 1,665,785,065,247,915/18,841,928.25
  6. Step 6: Final answer
    x = 88,408,417.82

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.