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Finding the Third Proportional to 371,076 and 555,644

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Solution

The third proportional to 371,076 and 555,644 is: 832,013.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    371,076 : 555,644 = 555,644 : x
  2. Step 2: Convert to fraction form
    371,076/555,644 = 555,644/x
  3. Step 3: Cross multiply
    371,076x = 555,644 × 555,644
  4. Step 4: Simplify right side
    371,076x = 308,740,254,736
  5. Step 5: Solve for x
    x = 308,740,254,736/371,076
  6. Step 6: Final answer
    x = 832,013.54

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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.