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Finding the Fourth Proportional to 350,993, 526,544.31 and 114,279.95

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Solution

The fourth proportional to 350,993, 526,544.31 and 114,279.95 is: 171,437.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,993 : 526,544.31 = 114,279.95 : x
  2. Step 2: Convert to fraction form
    350,993/526,544.31 = 114,279.95/x
  3. Step 3: Cross multiply
    350,993x = 526,544.31 × 114,279.95
  4. Step 4: Simplify right side
    350,993x = 60,173,457,419.58
  5. Step 5: Solve for x
    x = 60,173,457,419.58/350,993
  6. Step 6: Final answer
    x = 171,437.77

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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.