Home / 289,257.46-433,131.66-232,789.12

Finding the Fourth Proportional to 289,257.46, 433,131.66 and 232,789.12

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Solution

The fourth proportional to 289,257.46, 433,131.66 and 232,789.12 is: 348,576.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    289,257.46 : 433,131.66 = 232,789.12 : x
  2. Step 2: Convert to fraction form
    289,257.46/433,131.66 = 232,789.12/x
  3. Step 3: Cross multiply
    289,257.46x = 433,131.66 × 232,789.12
  4. Step 4: Simplify right side
    289,257.46x = 100,828,337,975.54
  5. Step 5: Solve for x
    x = 100,828,337,975.54/289,257.46
  6. Step 6: Final answer
    x = 348,576.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.