Home / 353,946.96-488,431.92-192,801.24

Finding the Fourth Proportional to 353,946.96, 488,431.92 and 192,801.24

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Solution

The fourth proportional to 353,946.96, 488,431.92 and 192,801.24 is: 266,057.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,946.96 : 488,431.92 = 192,801.24 : x
  2. Step 2: Convert to fraction form
    353,946.96/488,431.92 = 192,801.24/x
  3. Step 3: Cross multiply
    353,946.96x = 488,431.92 × 192,801.24
  4. Step 4: Simplify right side
    353,946.96x = 94,170,279,831.58
  5. Step 5: Solve for x
    x = 94,170,279,831.58/353,946.96
  6. Step 6: Final answer
    x = 266,057.60

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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.