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Finding the Fourth Proportional to 224,063.60, 336,095.40 and 199,569.20

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Solution

The fourth proportional to 224,063.60, 336,095.40 and 199,569.20 is: 299,353.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,063.60 : 336,095.40 = 199,569.20 : x
  2. Step 2: Convert to fraction form
    224,063.60/336,095.40 = 199,569.20/x
  3. Step 3: Cross multiply
    224,063.60x = 336,095.40 × 199,569.20
  4. Step 4: Simplify right side
    224,063.60x = 67,074,290,101.68
  5. Step 5: Solve for x
    x = 67,074,290,101.68/224,063.60
  6. Step 6: Final answer
    x = 299,353.80

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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.