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Finding the Fourth Proportional to 201,321.07, 277,812.39 and 110,659.59

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Solution

The fourth proportional to 201,321.07, 277,812.39 and 110,659.59 is: 152,704.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,321.07 : 277,812.39 = 110,659.59 : x
  2. Step 2: Convert to fraction form
    201,321.07/277,812.39 = 110,659.59/x
  3. Step 3: Cross multiply
    201,321.07x = 277,812.39 × 110,659.59
  4. Step 4: Simplify right side
    201,321.07x = 30,742,605,174.32
  5. Step 5: Solve for x
    x = 30,742,605,174.32/201,321.07
  6. Step 6: Final answer
    x = 152,704.36

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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.