Home / 347,570.07-479,535.23-194,585.78

Finding the Fourth Proportional to 347,570.07, 479,535.23 and 194,585.78

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Solution

The fourth proportional to 347,570.07, 479,535.23 and 194,585.78 is: 268,465.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,570.07 : 479,535.23 = 194,585.78 : x
  2. Step 2: Convert to fraction form
    347,570.07/479,535.23 = 194,585.78/x
  3. Step 3: Cross multiply
    347,570.07x = 479,535.23 × 194,585.78
  4. Step 4: Simplify right side
    347,570.07x = 93,310,733,396.42
  5. Step 5: Solve for x
    x = 93,310,733,396.42/347,570.07
  6. Step 6: Final answer
    x = 268,465.96

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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.