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Finding the Third Proportional to 60,552 and 128,316

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Solution

The third proportional to 60,552 and 128,316 is: 271,914.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,552 : 128,316 = 128,316 : x
  2. Step 2: Convert to fraction form
    60,552/128,316 = 128,316/x
  3. Step 3: Cross multiply
    60,552x = 128,316 × 128,316
  4. Step 4: Simplify right side
    60,552x = 16,464,995,856
  5. Step 5: Solve for x
    x = 16,464,995,856/60,552
  6. Step 6: Final answer
    x = 271,914.98

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Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.