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Finding the Third Proportional to 356,948 and 552,700

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Solution

The third proportional to 356,948 and 552,700 is: 855,803.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,948 : 552,700 = 552,700 : x
  2. Step 2: Convert to fraction form
    356,948/552,700 = 552,700/x
  3. Step 3: Cross multiply
    356,948x = 552,700 × 552,700
  4. Step 4: Simplify right side
    356,948x = 305,477,290,000
  5. Step 5: Solve for x
    x = 305,477,290,000/356,948
  6. Step 6: Final answer
    x = 855,803.34

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.