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Finding the Fourth Proportional to 217,544.97, 299,652.71 and 153,773.13

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Solution

The fourth proportional to 217,544.97, 299,652.71 and 153,773.13 is: 211,811.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,544.97 : 299,652.71 = 153,773.13 : x
  2. Step 2: Convert to fraction form
    217,544.97/299,652.71 = 153,773.13/x
  3. Step 3: Cross multiply
    217,544.97x = 299,652.71 × 153,773.13
  4. Step 4: Simplify right side
    217,544.97x = 46,078,534,360.82
  5. Step 5: Solve for x
    x = 46,078,534,360.82/217,544.97
  6. Step 6: Final answer
    x = 211,811.54

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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.