Home / 383,576.14-529,118.31-240,087.07

Finding the Fourth Proportional to 383,576.14, 529,118.31 and 240,087.07

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Solution

The fourth proportional to 383,576.14, 529,118.31 and 240,087.07 is: 331,184.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    383,576.14 : 529,118.31 = 240,087.07 : x
  2. Step 2: Convert to fraction form
    383,576.14/529,118.31 = 240,087.07/x
  3. Step 3: Cross multiply
    383,576.14x = 529,118.31 × 240,087.07
  4. Step 4: Simplify right side
    383,576.14x = 127,034,464,731.25
  5. Step 5: Solve for x
    x = 127,034,464,731.25/383,576.14
  6. Step 6: Final answer
    x = 331,184.48

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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.