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Finding the Third Proportional to 109,970 and 237,316

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Solution

The third proportional to 109,970 and 237,316 is: 512,129.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,970 : 237,316 = 237,316 : x
  2. Step 2: Convert to fraction form
    109,970/237,316 = 237,316/x
  3. Step 3: Cross multiply
    109,970x = 237,316 × 237,316
  4. Step 4: Simplify right side
    109,970x = 56,318,883,856
  5. Step 5: Solve for x
    x = 56,318,883,856/109,970
  6. Step 6: Final answer
    x = 512,129.52

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.