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Finding the Fourth Proportional to 184,583.80, 277,005.30 and 79,478.20

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Solution

The fourth proportional to 184,583.80, 277,005.30 and 79,478.20 is: 119,273.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,583.80 : 277,005.30 = 79,478.20 : x
  2. Step 2: Convert to fraction form
    184,583.80/277,005.30 = 79,478.20/x
  3. Step 3: Cross multiply
    184,583.80x = 277,005.30 × 79,478.20
  4. Step 4: Simplify right side
    184,583.80x = 22,015,882,634.46
  5. Step 5: Solve for x
    x = 22,015,882,634.46/184,583.80
  6. Step 6: Final answer
    x = 119,273.10

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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.