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Finding the Fourth Proportional to 437,302.29, 603,270.89 and 255,901.98

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Solution

The fourth proportional to 437,302.29, 603,270.89 and 255,901.98 is: 353,024.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,302.29 : 603,270.89 = 255,901.98 : x
  2. Step 2: Convert to fraction form
    437,302.29/603,270.89 = 255,901.98/x
  3. Step 3: Cross multiply
    437,302.29x = 603,270.89 × 255,901.98
  4. Step 4: Simplify right side
    437,302.29x = 154,378,217,169.75
  5. Step 5: Solve for x
    x = 154,378,217,169.75/437,302.29
  6. Step 6: Final answer
    x = 353,024.03

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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.