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Finding the Third Proportional to 97,070.50 and 212,101

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Solution

The third proportional to 97,070.50 and 212,101 is: 463,444.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,070.50 : 212,101 = 212,101 : x
  2. Step 2: Convert to fraction form
    97,070.50/212,101 = 212,101/x
  3. Step 3: Cross multiply
    97,070.50x = 212,101 × 212,101
  4. Step 4: Simplify right side
    97,070.50x = 44,986,834,201
  5. Step 5: Solve for x
    x = 44,986,834,201/97,070.50
  6. Step 6: Final answer
    x = 463,444.96

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.