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Finding the Fourth Proportional to 287,336.62, 396,320.61 and 244,017.01

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Solution

The fourth proportional to 287,336.62, 396,320.61 and 244,017.01 is: 336,570.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    287,336.62 : 396,320.61 = 244,017.01 : x
  2. Step 2: Convert to fraction form
    287,336.62/396,320.61 = 244,017.01/x
  3. Step 3: Cross multiply
    287,336.62x = 396,320.61 × 244,017.01
  4. Step 4: Simplify right side
    287,336.62x = 96,708,970,253.58
  5. Step 5: Solve for x
    x = 96,708,970,253.58/287,336.62
  6. Step 6: Final answer
    x = 336,570.29

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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.