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Finding the Fourth Proportional to 624,201.36, 936,080.40 and 224,734.86

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Solution

The fourth proportional to 624,201.36, 936,080.40 and 224,734.86 is: 337,022.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    624,201.36 : 936,080.40 = 224,734.86 : x
  2. Step 2: Convert to fraction form
    624,201.36/936,080.40 = 224,734.86/x
  3. Step 3: Cross multiply
    624,201.36x = 936,080.40 × 224,734.86
  4. Step 4: Simplify right side
    624,201.36x = 210,369,897,642.74
  5. Step 5: Solve for x
    x = 210,369,897,642.74/624,201.36
  6. Step 6: Final answer
    x = 337,022.49

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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.