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Finding the Third Proportional to 97,312 and 145,968

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Solution

The third proportional to 97,312 and 145,968 is: 218,952

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,312 : 145,968 = 145,968 : x
  2. Step 2: Convert to fraction form
    97,312/145,968 = 145,968/x
  3. Step 3: Cross multiply
    97,312x = 145,968 × 145,968
  4. Step 4: Simplify right side
    97,312x = 21,306,657,024
  5. Step 5: Solve for x
    x = 21,306,657,024/97,312
  6. Step 6: Final answer
    x = 218,952

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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.