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Finding the Fourth Proportional to 543,252.96, 749,653.86 and 301,535.58

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Solution

The fourth proportional to 543,252.96, 749,653.86 and 301,535.58 is: 416,099.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    543,252.96 : 749,653.86 = 301,535.58 : x
  2. Step 2: Convert to fraction form
    543,252.96/749,653.86 = 301,535.58/x
  3. Step 3: Cross multiply
    543,252.96x = 749,653.86 × 301,535.58
  4. Step 4: Simplify right side
    543,252.96x = 226,047,311,474.34
  5. Step 5: Solve for x
    x = 226,047,311,474.34/543,252.96
  6. Step 6: Final answer
    x = 416,099.55

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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.