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Finding the Fourth Proportional to 658,168.47, 987,289.64 and 184,816.92

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Solution

The fourth proportional to 658,168.47, 987,289.64 and 184,816.92 is: 277,235.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    658,168.47 : 987,289.64 = 184,816.92 : x
  2. Step 2: Convert to fraction form
    658,168.47/987,289.64 = 184,816.92/x
  3. Step 3: Cross multiply
    658,168.47x = 987,289.64 × 184,816.92
  4. Step 4: Simplify right side
    658,168.47x = 182,467,829,488.62
  5. Step 5: Solve for x
    x = 182,467,829,488.62/658,168.47
  6. Step 6: Final answer
    x = 277,235.75

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1.5x scale

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.