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Finding the Fourth Proportional to 353,216.35, 529,750.41 and 116,503.57

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Solution

The fourth proportional to 353,216.35, 529,750.41 and 116,503.57 is: 174,730.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,216.35 : 529,750.41 = 116,503.57 : x
  2. Step 2: Convert to fraction form
    353,216.35/529,750.41 = 116,503.57/x
  3. Step 3: Cross multiply
    353,216.35x = 529,750.41 × 116,503.57
  4. Step 4: Simplify right side
    353,216.35x = 61,717,813,973.96
  5. Step 5: Solve for x
    x = 61,717,813,973.96/353,216.35
  6. Step 6: Final answer
    x = 174,730.91

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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.