Home / 353,968.24-488,475.96-194,992.24

Finding the Fourth Proportional to 353,968.24, 488,475.96 and 194,992.24

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Solution

The fourth proportional to 353,968.24, 488,475.96 and 194,992.24 is: 269,089.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,968.24 : 488,475.96 = 194,992.24 : x
  2. Step 2: Convert to fraction form
    353,968.24/488,475.96 = 194,992.24/x
  3. Step 3: Cross multiply
    353,968.24x = 488,475.96 × 194,992.24
  4. Step 4: Simplify right side
    353,968.24x = 95,249,021,626.55
  5. Step 5: Solve for x
    x = 95,249,021,626.55/353,968.24
  6. Step 6: Final answer
    x = 269,089.17

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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.