Home / 537,945.78-741,671.46-440,788.44

Finding the Fourth Proportional to 537,945.78, 741,671.46 and 440,788.44

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Solution

The fourth proportional to 537,945.78, 741,671.46 and 440,788.44 is: 607,719.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    537,945.78 : 741,671.46 = 440,788.44 : x
  2. Step 2: Convert to fraction form
    537,945.78/741,671.46 = 440,788.44/x
  3. Step 3: Cross multiply
    537,945.78x = 741,671.46 × 440,788.44
  4. Step 4: Simplify right side
    537,945.78x = 326,920,205,845.92
  5. Step 5: Solve for x
    x = 326,920,205,845.92/537,945.78
  6. Step 6: Final answer
    x = 607,719.62

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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.