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Finding the Fourth Proportional to 221,868.60, 332,802.90 and 184,470.90

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Solution

The fourth proportional to 221,868.60, 332,802.90 and 184,470.90 is: 276,706.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,868.60 : 332,802.90 = 184,470.90 : x
  2. Step 2: Convert to fraction form
    221,868.60/332,802.90 = 184,470.90/x
  3. Step 3: Cross multiply
    221,868.60x = 332,802.90 × 184,470.90
  4. Step 4: Simplify right side
    221,868.60x = 61,392,450,485.61
  5. Step 5: Solve for x
    x = 61,392,450,485.61/221,868.60
  6. Step 6: Final answer
    x = 276,706.35

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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.