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Finding the Fourth Proportional to 694,429.92, 1,041,728.22 and 245,058

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Solution

The fourth proportional to 694,429.92, 1,041,728.22 and 245,058 is: 367,616.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    694,429.92 : 1,041,728.22 = 245,058 : x
  2. Step 2: Convert to fraction form
    694,429.92/1,041,728.22 = 245,058/x
  3. Step 3: Cross multiply
    694,429.92x = 1,041,728.22 × 245,058
  4. Step 4: Simplify right side
    694,429.92x = 255,283,834,136.76
  5. Step 5: Solve for x
    x = 255,283,834,136.76/694,429.92
  6. Step 6: Final answer
    x = 367,616.41

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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.