Home / 383,827.64-529,510.88-222,589.23

Finding the Fourth Proportional to 383,827.64, 529,510.88 and 222,589.23

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Solution

The fourth proportional to 383,827.64, 529,510.88 and 222,589.23 is: 307,073.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    383,827.64 : 529,510.88 = 222,589.23 : x
  2. Step 2: Convert to fraction form
    383,827.64/529,510.88 = 222,589.23/x
  3. Step 3: Cross multiply
    383,827.64x = 529,510.88 × 222,589.23
  4. Step 4: Simplify right side
    383,827.64x = 117,863,417,942.88
  5. Step 5: Solve for x
    x = 117,863,417,942.88/383,827.64
  6. Step 6: Final answer
    x = 307,073.82

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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.