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Finding the Third Proportional to 100,533.50 and 148,461

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Solution

The third proportional to 100,533.50 and 148,461 is: 219,237.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,533.50 : 148,461 = 148,461 : x
  2. Step 2: Convert to fraction form
    100,533.50/148,461 = 148,461/x
  3. Step 3: Cross multiply
    100,533.50x = 148,461 × 148,461
  4. Step 4: Simplify right side
    100,533.50x = 22,040,668,521
  5. Step 5: Solve for x
    x = 22,040,668,521/100,533.50
  6. Step 6: Final answer
    x = 219,237.06

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Why These Related Problems?

These problems maintain the same ratio (1.48) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.