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Finding the Fourth Proportional to 362,708.92, 500,550.47 and 201,570.76

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Solution

The fourth proportional to 362,708.92, 500,550.47 and 201,570.76 is: 278,174.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,708.92 : 500,550.47 = 201,570.76 : x
  2. Step 2: Convert to fraction form
    362,708.92/500,550.47 = 201,570.76/x
  3. Step 3: Cross multiply
    362,708.92x = 500,550.47 × 201,570.76
  4. Step 4: Simplify right side
    362,708.92x = 100,896,338,656.26
  5. Step 5: Solve for x
    x = 100,896,338,656.26/362,708.92
  6. Step 6: Final answer
    x = 278,174.41

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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.