Home / 334,561.06-461,663.58-198,571.78

Finding the Fourth Proportional to 334,561.06, 461,663.58 and 198,571.78

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Solution

The fourth proportional to 334,561.06, 461,663.58 and 198,571.78 is: 274,010.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    334,561.06 : 461,663.58 = 198,571.78 : x
  2. Step 2: Convert to fraction form
    334,561.06/461,663.58 = 198,571.78/x
  3. Step 3: Cross multiply
    334,561.06x = 461,663.58 × 198,571.78
  4. Step 4: Simplify right side
    334,561.06x = 91,673,358,841.77
  5. Step 5: Solve for x
    x = 91,673,358,841.77/334,561.06
  6. Step 6: Final answer
    x = 274,010.85

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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.