Home / 901,319.79-1,352,684.21-396,229.71

Finding the Fourth Proportional to 901,319.79, 1,352,684.21 and 396,229.71

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Solution

The fourth proportional to 901,319.79, 1,352,684.21 and 396,229.71 is: 594,654.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    901,319.79 : 1,352,684.21 = 396,229.71 : x
  2. Step 2: Convert to fraction form
    901,319.79/1,352,684.21 = 396,229.71/x
  3. Step 3: Cross multiply
    901,319.79x = 1,352,684.21 × 396,229.71
  4. Step 4: Simplify right side
    901,319.79x = 535,973,670,268.73
  5. Step 5: Solve for x
    x = 535,973,670,268.73/901,319.79
  6. Step 6: Final answer
    x = 594,654.28

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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.