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Finding the Third Proportional to 918,759 and 1,346,980.50

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Solution

The third proportional to 918,759 and 1,346,980.50 is: 1,974,790.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    918,759 : 1,346,980.50 = 1,346,980.50 : x
  2. Step 2: Convert to fraction form
    918,759/1,346,980.50 = 1,346,980.50/x
  3. Step 3: Cross multiply
    918,759x = 1,346,980.50 × 1,346,980.50
  4. Step 4: Simplify right side
    918,759x = 1,814,356,467,380.25
  5. Step 5: Solve for x
    x = 1,814,356,467,380.25/918,759
  6. Step 6: Final answer
    x = 1,974,790.42

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.