Home / 347,159.04-479,056.88-194,170.72

Finding the Fourth Proportional to 347,159.04, 479,056.88 and 194,170.72

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Solution

The fourth proportional to 347,159.04, 479,056.88 and 194,170.72 is: 267,942.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,159.04 : 479,056.88 = 194,170.72 : x
  2. Step 2: Convert to fraction form
    347,159.04/479,056.88 = 194,170.72/x
  3. Step 3: Cross multiply
    347,159.04x = 479,056.88 × 194,170.72
  4. Step 4: Simplify right side
    347,159.04x = 93,018,819,496.57
  5. Step 5: Solve for x
    x = 93,018,819,496.57/347,159.04
  6. Step 6: Final answer
    x = 267,942.96

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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.