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Finding the Third Proportional to 240,522 and 373,878

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Solution

The third proportional to 240,522 and 373,878 is: 581,172.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,522 : 373,878 = 373,878 : x
  2. Step 2: Convert to fraction form
    240,522/373,878 = 373,878/x
  3. Step 3: Cross multiply
    240,522x = 373,878 × 373,878
  4. Step 4: Simplify right side
    240,522x = 139,784,758,884
  5. Step 5: Solve for x
    x = 139,784,758,884/240,522
  6. Step 6: Final answer
    x = 581,172.45

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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.