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Finding the Fourth Proportional to 417,037.24, 625,555.81 and 360,709.94

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Solution

The fourth proportional to 417,037.24, 625,555.81 and 360,709.94 is: 541,064.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    417,037.24 : 625,555.81 = 360,709.94 : x
  2. Step 2: Convert to fraction form
    417,037.24/625,555.81 = 360,709.94/x
  3. Step 3: Cross multiply
    417,037.24x = 625,555.81 × 360,709.94
  4. Step 4: Simplify right side
    417,037.24x = 225,644,200,706.53
  5. Step 5: Solve for x
    x = 225,644,200,706.53/417,037.24
  6. Step 6: Final answer
    x = 541,064.87

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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.