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Finding the Fourth Proportional to 437,014.65, 603,079.92 and 255,761.13

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Solution

The fourth proportional to 437,014.65, 603,079.92 and 255,761.13 is: 352,950.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,014.65 : 603,079.92 = 255,761.13 : x
  2. Step 2: Convert to fraction form
    437,014.65/603,079.92 = 255,761.13/x
  3. Step 3: Cross multiply
    437,014.65x = 603,079.92 × 255,761.13
  4. Step 4: Simplify right side
    437,014.65x = 154,244,401,819.51
  5. Step 5: Solve for x
    x = 154,244,401,819.51/437,014.65
  6. Step 6: Final answer
    x = 352,950.19

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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.