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Finding the Third Proportional to 243,693 and 376,602.75

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Solution

The third proportional to 243,693 and 376,602.75 is: 582,001.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,693 : 376,602.75 = 376,602.75 : x
  2. Step 2: Convert to fraction form
    243,693/376,602.75 = 376,602.75/x
  3. Step 3: Cross multiply
    243,693x = 376,602.75 × 376,602.75
  4. Step 4: Simplify right side
    243,693x = 141,829,631,307.56
  5. Step 5: Solve for x
    x = 141,829,631,307.56/243,693
  6. Step 6: Final answer
    x = 582,001.25

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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.