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Finding the Third Proportional to 97,155 and 145,822.50

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Solution

The third proportional to 97,155 and 145,822.50 is: 218,868.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,155 : 145,822.50 = 145,822.50 : x
  2. Step 2: Convert to fraction form
    97,155/145,822.50 = 145,822.50/x
  3. Step 3: Cross multiply
    97,155x = 145,822.50 × 145,822.50
  4. Step 4: Simplify right side
    97,155x = 21,264,201,506.25
  5. Step 5: Solve for x
    x = 21,264,201,506.25/97,155
  6. Step 6: Final answer
    x = 218,868.83

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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.