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Finding the Third Proportional to 1,021,237.88 and 1,483,970.63

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Solution

The third proportional to 1,021,237.88 and 1,483,970.63 is: 2,156,372.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,021,237.88 : 1,483,970.63 = 1,483,970.63 : x
  2. Step 2: Convert to fraction form
    1,021,237.88/1,483,970.63 = 1,483,970.63/x
  3. Step 3: Cross multiply
    1,021,237.88x = 1,483,970.63 × 1,483,970.63
  4. Step 4: Simplify right side
    1,021,237.88x = 2,202,168,815,862.89
  5. Step 5: Solve for x
    x = 2,202,168,815,862.89/1,021,237.88
  6. Step 6: Final answer
    x = 2,156,372.06

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Why These Related Problems?

These problems maintain the same ratio (1.45) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.