Home / 353,973.70-488,481.30-192,828.85

Finding the Fourth Proportional to 353,973.70, 488,481.30 and 192,828.85

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Solution

The fourth proportional to 353,973.70, 488,481.30 and 192,828.85 is: 266,102.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,973.70 : 488,481.30 = 192,828.85 : x
  2. Step 2: Convert to fraction form
    353,973.70/488,481.30 = 192,828.85/x
  3. Step 3: Cross multiply
    353,973.70x = 488,481.30 × 192,828.85
  4. Step 4: Simplify right side
    353,973.70x = 94,193,287,325.51
  5. Step 5: Solve for x
    x = 94,193,287,325.51/353,973.70
  6. Step 6: Final answer
    x = 266,102.50

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1.5x scale

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.