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Finding the Fourth Proportional to 358,529.69, 537,794.57 and 118,579.14

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Solution

The fourth proportional to 358,529.69, 537,794.57 and 118,579.14 is: 177,868.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,529.69 : 537,794.57 = 118,579.14 : x
  2. Step 2: Convert to fraction form
    358,529.69/537,794.57 = 118,579.14/x
  3. Step 3: Cross multiply
    358,529.69x = 537,794.57 × 118,579.14
  4. Step 4: Simplify right side
    358,529.69x = 63,771,217,903.72
  5. Step 5: Solve for x
    x = 63,771,217,903.72/358,529.69
  6. Step 6: Final answer
    x = 177,868.72

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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.