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Finding the Third Proportional to 627,156 and 942,148

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Solution

The third proportional to 627,156 and 942,148 is: 1,415,346.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    627,156 : 942,148 = 942,148 : x
  2. Step 2: Convert to fraction form
    627,156/942,148 = 942,148/x
  3. Step 3: Cross multiply
    627,156x = 942,148 × 942,148
  4. Step 4: Simplify right side
    627,156x = 887,642,853,904
  5. Step 5: Solve for x
    x = 887,642,853,904/627,156
  6. Step 6: Final answer
    x = 1,415,346.19

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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.