Home / 347,247.54-479,225.36-194,300.24

Finding the Fourth Proportional to 347,247.54, 479,225.36 and 194,300.24

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Solution

The fourth proportional to 347,247.54, 479,225.36 and 194,300.24 is: 268,147.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,247.54 : 479,225.36 = 194,300.24 : x
  2. Step 2: Convert to fraction form
    347,247.54/479,225.36 = 194,300.24/x
  3. Step 3: Cross multiply
    347,247.54x = 479,225.36 × 194,300.24
  4. Step 4: Simplify right side
    347,247.54x = 93,113,600,551.71
  5. Step 5: Solve for x
    x = 93,113,600,551.71/347,247.54
  6. Step 6: Final answer
    x = 268,147.62

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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.