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Finding the Fourth Proportional to 437,172.69, 603,274.24 and 240,900.51

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Solution

The fourth proportional to 437,172.69, 603,274.24 and 240,900.51 is: 332,429.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,172.69 : 603,274.24 = 240,900.51 : x
  2. Step 2: Convert to fraction form
    437,172.69/603,274.24 = 240,900.51/x
  3. Step 3: Cross multiply
    437,172.69x = 603,274.24 × 240,900.51
  4. Step 4: Simplify right side
    437,172.69x = 145,329,072,085.86
  5. Step 5: Solve for x
    x = 145,329,072,085.86/437,172.69
  6. Step 6: Final answer
    x = 332,429.44

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1.5x scale

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.