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Finding the Third Proportional to 804,587 and 1,215,082

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Solution

The third proportional to 804,587 and 1,215,082 is: 1,835,008.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    804,587 : 1,215,082 = 1,215,082 : x
  2. Step 2: Convert to fraction form
    804,587/1,215,082 = 1,215,082/x
  3. Step 3: Cross multiply
    804,587x = 1,215,082 × 1,215,082
  4. Step 4: Simplify right side
    804,587x = 1,476,424,266,724
  5. Step 5: Solve for x
    x = 1,476,424,266,724/804,587
  6. Step 6: Final answer
    x = 1,835,008.85

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.