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Finding the Fourth Proportional to 193,812, 290,717.99 and 60,702.67

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Solution

The fourth proportional to 193,812, 290,717.99 and 60,702.67 is: 91,054.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,812 : 290,717.99 = 60,702.67 : x
  2. Step 2: Convert to fraction form
    193,812/290,717.99 = 60,702.67/x
  3. Step 3: Cross multiply
    193,812x = 290,717.99 × 60,702.67
  4. Step 4: Simplify right side
    193,812x = 17,647,358,210.03
  5. Step 5: Solve for x
    x = 17,647,358,210.03/193,812
  6. Step 6: Final answer
    x = 91,054.00

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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.