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Finding the Third Proportional to 1,373,700.38 and 2,991,460.50

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Solution

The third proportional to 1,373,700.38 and 2,991,460.50 is: 6,514,401.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,373,700.38 : 2,991,460.50 = 2,991,460.50 : x
  2. Step 2: Convert to fraction form
    1,373,700.38/2,991,460.50 = 2,991,460.50/x
  3. Step 3: Cross multiply
    1,373,700.38x = 2,991,460.50 × 2,991,460.50
  4. Step 4: Simplify right side
    1,373,700.38x = 8,948,835,923,060.25
  5. Step 5: Solve for x
    x = 8,948,835,923,060.25/1,373,700.38
  6. Step 6: Final answer
    x = 6,514,401.60

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.