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Finding the Third Proportional to 74,413 and 106,368.50

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Solution

The third proportional to 74,413 and 106,368.50 is: 152,046.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,413 : 106,368.50 = 106,368.50 : x
  2. Step 2: Convert to fraction form
    74,413/106,368.50 = 106,368.50/x
  3. Step 3: Cross multiply
    74,413x = 106,368.50 × 106,368.50
  4. Step 4: Simplify right side
    74,413x = 11,314,257,792.25
  5. Step 5: Solve for x
    x = 11,314,257,792.25/74,413
  6. Step 6: Final answer
    x = 152,046.79

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Why These Related Problems?

These problems maintain the same ratio (1.43) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.