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Finding the Fourth Proportional to 1,995,544, 2,993,341.92 and 665,848

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Solution

The fourth proportional to 1,995,544, 2,993,341.92 and 665,848 is: 998,780.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,995,544 : 2,993,341.92 = 665,848 : x
  2. Step 2: Convert to fraction form
    1,995,544/2,993,341.92 = 665,848/x
  3. Step 3: Cross multiply
    1,995,544x = 2,993,341.92 × 665,848
  4. Step 4: Simplify right side
    1,995,544x = 1,993,110,730,748.16
  5. Step 5: Solve for x
    x = 1,993,110,730,748.16/1,995,544
  6. Step 6: Final answer
    x = 998,780.65

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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.