Home / 967,105.78-1,334,579.46-537,374.86

Finding the Fourth Proportional to 967,105.78, 1,334,579.46 and 537,374.86

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Solution

The fourth proportional to 967,105.78, 1,334,579.46 and 537,374.86 is: 741,562.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    967,105.78 : 1,334,579.46 = 537,374.86 : x
  2. Step 2: Convert to fraction form
    967,105.78/1,334,579.46 = 537,374.86/x
  3. Step 3: Cross multiply
    967,105.78x = 1,334,579.46 × 537,374.86
  4. Step 4: Simplify right side
    967,105.78x = 717,169,450,476.38
  5. Step 5: Solve for x
    x = 717,169,450,476.38/967,105.78
  6. Step 6: Final answer
    x = 741,562.57

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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.