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Finding the Fourth Proportional to 624,348.60, 936,522.90 and 225,002.40

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Solution

The fourth proportional to 624,348.60, 936,522.90 and 225,002.40 is: 337,503.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    624,348.60 : 936,522.90 = 225,002.40 : x
  2. Step 2: Convert to fraction form
    624,348.60/936,522.90 = 225,002.40/x
  3. Step 3: Cross multiply
    624,348.60x = 936,522.90 × 225,002.40
  4. Step 4: Simplify right side
    624,348.60x = 210,719,900,154.96
  5. Step 5: Solve for x
    x = 210,719,900,154.96/624,348.60
  6. Step 6: Final answer
    x = 337,503.60

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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.