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Finding the Third Proportional to 507,981 and 1,110,413

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Solution

The third proportional to 507,981 and 1,110,413 is: 2,427,289.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    507,981 : 1,110,413 = 1,110,413 : x
  2. Step 2: Convert to fraction form
    507,981/1,110,413 = 1,110,413/x
  3. Step 3: Cross multiply
    507,981x = 1,110,413 × 1,110,413
  4. Step 4: Simplify right side
    507,981x = 1,233,017,030,569
  5. Step 5: Solve for x
    x = 1,233,017,030,569/507,981
  6. Step 6: Final answer
    x = 2,427,289.66

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.