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Finding the Fourth Proportional to 205,656.37, 308,360.00 and 134,493.10

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Solution

The fourth proportional to 205,656.37, 308,360.00 and 134,493.10 is: 201,658.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,656.37 : 308,360.00 = 134,493.10 : x
  2. Step 2: Convert to fraction form
    205,656.37/308,360.00 = 134,493.10/x
  3. Step 3: Cross multiply
    205,656.37x = 308,360.00 × 134,493.10
  4. Step 4: Simplify right side
    205,656.37x = 41,472,291,881.33
  5. Step 5: Solve for x
    x = 41,472,291,881.33/205,656.37
  6. Step 6: Final answer
    x = 201,658.20

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.