Home / 353,795.18-488,237.01-192,651.38

Finding the Fourth Proportional to 353,795.18, 488,237.01 and 192,651.38

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Solution

The fourth proportional to 353,795.18, 488,237.01 and 192,651.38 is: 265,858.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,795.18 : 488,237.01 = 192,651.38 : x
  2. Step 2: Convert to fraction form
    353,795.18/488,237.01 = 192,651.38/x
  3. Step 3: Cross multiply
    353,795.18x = 488,237.01 × 192,651.38
  4. Step 4: Simplify right side
    353,795.18x = 94,059,533,743.57
  5. Step 5: Solve for x
    x = 94,059,533,743.57/353,795.18
  6. Step 6: Final answer
    x = 265,858.72

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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.