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Finding the Third Proportional to 284,013.50 and 415,035

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Solution

The third proportional to 284,013.50 and 415,035 is: 606,499.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,013.50 : 415,035 = 415,035 : x
  2. Step 2: Convert to fraction form
    284,013.50/415,035 = 415,035/x
  3. Step 3: Cross multiply
    284,013.50x = 415,035 × 415,035
  4. Step 4: Simplify right side
    284,013.50x = 172,254,051,225
  5. Step 5: Solve for x
    x = 172,254,051,225/284,013.50
  6. Step 6: Final answer
    x = 606,499.52

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Why These Related Problems?

These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.