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Finding the Fourth Proportional to 224,529.60, 336,751.20 and 66,763.20

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Solution

The fourth proportional to 224,529.60, 336,751.20 and 66,763.20 is: 100,131.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,529.60 : 336,751.20 = 66,763.20 : x
  2. Step 2: Convert to fraction form
    224,529.60/336,751.20 = 66,763.20/x
  3. Step 3: Cross multiply
    224,529.60x = 336,751.20 × 66,763.20
  4. Step 4: Simplify right side
    224,529.60x = 22,482,587,715.84
  5. Step 5: Solve for x
    x = 22,482,587,715.84/224,529.60
  6. Step 6: Final answer
    x = 100,131.95

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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.