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Finding the Fourth Proportional to 658,154.16, 987,154.02 and 184,879.80

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Solution

The fourth proportional to 658,154.16, 987,154.02 and 184,879.80 is: 277,298.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    658,154.16 : 987,154.02 = 184,879.80 : x
  2. Step 2: Convert to fraction form
    658,154.16/987,154.02 = 184,879.80/x
  3. Step 3: Cross multiply
    658,154.16x = 987,154.02 × 184,879.80
  4. Step 4: Simplify right side
    658,154.16x = 182,504,837,786.80
  5. Step 5: Solve for x
    x = 182,504,837,786.80/658,154.16
  6. Step 6: Final answer
    x = 277,298.01

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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.