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Finding the Fourth Proportional to 291,377.74, 436,322.82 and 232,299.58

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Solution

The fourth proportional to 291,377.74, 436,322.82 and 232,299.58 is: 347,856.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,377.74 : 436,322.82 = 232,299.58 : x
  2. Step 2: Convert to fraction form
    291,377.74/436,322.82 = 232,299.58/x
  3. Step 3: Cross multiply
    291,377.74x = 436,322.82 × 232,299.58
  4. Step 4: Simplify right side
    291,377.74x = 101,357,607,830.42
  5. Step 5: Solve for x
    x = 101,357,607,830.42/291,377.74
  6. Step 6: Final answer
    x = 347,856.39

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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.