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Finding the Third Proportional to 507,261 and 759,285

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Solution

The third proportional to 507,261 and 759,285 is: 1,136,522.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    507,261 : 759,285 = 759,285 : x
  2. Step 2: Convert to fraction form
    507,261/759,285 = 759,285/x
  3. Step 3: Cross multiply
    507,261x = 759,285 × 759,285
  4. Step 4: Simplify right side
    507,261x = 576,513,711,225
  5. Step 5: Solve for x
    x = 576,513,711,225/507,261
  6. Step 6: Final answer
    x = 1,136,522.84

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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.