Home / 347,344.20-479,429.28-204,150.24

Finding the Fourth Proportional to 347,344.20, 479,429.28 and 204,150.24

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Solution

The fourth proportional to 347,344.20, 479,429.28 and 204,150.24 is: 281,782.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,344.20 : 479,429.28 = 204,150.24 : x
  2. Step 2: Convert to fraction form
    347,344.20/479,429.28 = 204,150.24/x
  3. Step 3: Cross multiply
    347,344.20x = 479,429.28 × 204,150.24
  4. Step 4: Simplify right side
    347,344.20x = 97,875,602,575.03
  5. Step 5: Solve for x
    x = 97,875,602,575.03/347,344.20
  6. Step 6: Final answer
    x = 281,782.75

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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.