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Finding the Fourth Proportional to 624,516.48, 936,904.32 and 250,568.64

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Solution

The fourth proportional to 624,516.48, 936,904.32 and 250,568.64 is: 375,904.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    624,516.48 : 936,904.32 = 250,568.64 : x
  2. Step 2: Convert to fraction form
    624,516.48/936,904.32 = 250,568.64/x
  3. Step 3: Cross multiply
    624,516.48x = 936,904.32 × 250,568.64
  4. Step 4: Simplify right side
    624,516.48x = 234,758,841,272.53
  5. Step 5: Solve for x
    x = 234,758,841,272.53/624,516.48
  6. Step 6: Final answer
    x = 375,904.96

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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.