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Finding the Fourth Proportional to 2,169,505, 3,254,257.50 and 673,597

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Solution

The fourth proportional to 2,169,505, 3,254,257.50 and 673,597 is: 1,010,395.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,169,505 : 3,254,257.50 = 673,597 : x
  2. Step 2: Convert to fraction form
    2,169,505/3,254,257.50 = 673,597/x
  3. Step 3: Cross multiply
    2,169,505x = 3,254,257.50 × 673,597
  4. Step 4: Simplify right side
    2,169,505x = 2,192,058,089,227.50
  5. Step 5: Solve for x
    x = 2,192,058,089,227.50/2,169,505
  6. Step 6: Final answer
    x = 1,010,395.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.