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Finding the Fourth Proportional to 461,630.05, 693,662.82 and 248,555.50

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Solution

The fourth proportional to 461,630.05, 693,662.82 and 248,555.50 is: 373,488.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    461,630.05 : 693,662.82 = 248,555.50 : x
  2. Step 2: Convert to fraction form
    461,630.05/693,662.82 = 248,555.50/x
  3. Step 3: Cross multiply
    461,630.05x = 693,662.82 × 248,555.50
  4. Step 4: Simplify right side
    461,630.05x = 172,413,709,056.51
  5. Step 5: Solve for x
    x = 172,413,709,056.51/461,630.05
  6. Step 6: Final answer
    x = 373,488.92

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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.