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Finding the Fourth Proportional to 362,405.48, 500,105.88 and 201,270.91

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Solution

The fourth proportional to 362,405.48, 500,105.88 and 201,270.91 is: 277,746.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,405.48 : 500,105.88 = 201,270.91 : x
  2. Step 2: Convert to fraction form
    362,405.48/500,105.88 = 201,270.91/x
  3. Step 3: Cross multiply
    362,405.48x = 500,105.88 × 201,270.91
  4. Step 4: Simplify right side
    362,405.48x = 100,656,765,308.52
  5. Step 5: Solve for x
    x = 100,656,765,308.52/362,405.48
  6. Step 6: Final answer
    x = 277,746.25

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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.