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Finding the Fourth Proportional to 652,895.14, 979,349.88 and 197,491

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Solution

The fourth proportional to 652,895.14, 979,349.88 and 197,491 is: 296,238.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    652,895.14 : 979,349.88 = 197,491 : x
  2. Step 2: Convert to fraction form
    652,895.14/979,349.88 = 197,491/x
  3. Step 3: Cross multiply
    652,895.14x = 979,349.88 × 197,491
  4. Step 4: Simplify right side
    652,895.14x = 193,412,787,644.81
  5. Step 5: Solve for x
    x = 193,412,787,644.81/652,895.14
  6. Step 6: Final answer
    x = 296,238.67

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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.