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Finding the Fourth Proportional to 1,609,848, 2,221,590.24 and 894,456

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Solution

The fourth proportional to 1,609,848, 2,221,590.24 and 894,456 is: 1,234,349.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,609,848 : 2,221,590.24 = 894,456 : x
  2. Step 2: Convert to fraction form
    1,609,848/2,221,590.24 = 894,456/x
  3. Step 3: Cross multiply
    1,609,848x = 2,221,590.24 × 894,456
  4. Step 4: Simplify right side
    1,609,848x = 1,987,114,719,709.44
  5. Step 5: Solve for x
    x = 1,987,114,719,709.44/1,609,848
  6. Step 6: Final answer
    x = 1,234,349.28

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.