Home / 384,186.02-530,246.10-229,147.26

Finding the Fourth Proportional to 384,186.02, 530,246.10 and 229,147.26

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Solution

The fourth proportional to 384,186.02, 530,246.10 and 229,147.26 is: 316,264.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    384,186.02 : 530,246.10 = 229,147.26 : x
  2. Step 2: Convert to fraction form
    384,186.02/530,246.10 = 229,147.26/x
  3. Step 3: Cross multiply
    384,186.02x = 530,246.10 × 229,147.26
  4. Step 4: Simplify right side
    384,186.02x = 121,504,440,940.69
  5. Step 5: Solve for x
    x = 121,504,440,940.69/384,186.02
  6. Step 6: Final answer
    x = 316,264.61

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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.