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Finding the Third Proportional to 242,310 and 496,711.50

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Solution

The third proportional to 242,310 and 496,711.50 is: 1,018,209.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,310 : 496,711.50 = 496,711.50 : x
  2. Step 2: Convert to fraction form
    242,310/496,711.50 = 496,711.50/x
  3. Step 3: Cross multiply
    242,310x = 496,711.50 × 496,711.50
  4. Step 4: Simplify right side
    242,310x = 246,722,314,232.25
  5. Step 5: Solve for x
    x = 246,722,314,232.25/242,310
  6. Step 6: Final answer
    x = 1,018,209.38

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Why These Related Problems?

These problems maintain the same ratio (2.05) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.