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Finding the Fourth Proportional to 344,776.58, 517,063.83 and 134,364.26

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Solution

The fourth proportional to 344,776.58, 517,063.83 and 134,364.26 is: 201,507.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,776.58 : 517,063.83 = 134,364.26 : x
  2. Step 2: Convert to fraction form
    344,776.58/517,063.83 = 134,364.26/x
  3. Step 3: Cross multiply
    344,776.58x = 517,063.83 × 134,364.26
  4. Step 4: Simplify right side
    344,776.58x = 69,474,898,890.72
  5. Step 5: Solve for x
    x = 69,474,898,890.72/344,776.58
  6. Step 6: Final answer
    x = 201,507.01

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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.