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Finding the Fourth Proportional to 603,601.20, 904,825.80 and 224,420.40

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Solution

The fourth proportional to 603,601.20, 904,825.80 and 224,420.40 is: 336,416.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    603,601.20 : 904,825.80 = 224,420.40 : x
  2. Step 2: Convert to fraction form
    603,601.20/904,825.80 = 224,420.40/x
  3. Step 3: Cross multiply
    603,601.20x = 904,825.80 × 224,420.40
  4. Step 4: Simplify right side
    603,601.20x = 203,061,367,966.32
  5. Step 5: Solve for x
    x = 203,061,367,966.32/603,601.20
  6. Step 6: Final answer
    x = 336,416.44

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Similar ratio
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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.