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Finding the Fourth Proportional to 201,208.15, 277,650.96 and 116,330.68

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Solution

The fourth proportional to 201,208.15, 277,650.96 and 116,330.68 is: 160,526.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,208.15 : 277,650.96 = 116,330.68 : x
  2. Step 2: Convert to fraction form
    201,208.15/277,650.96 = 116,330.68/x
  3. Step 3: Cross multiply
    201,208.15x = 277,650.96 × 116,330.68
  4. Step 4: Simplify right side
    201,208.15x = 32,299,324,979.45
  5. Step 5: Solve for x
    x = 32,299,324,979.45/201,208.15
  6. Step 6: Final answer
    x = 160,526.92

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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.