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Finding the Fourth Proportional to 624,536.73, 936,807.53 and 151,222.55

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Solution

The fourth proportional to 624,536.73, 936,807.53 and 151,222.55 is: 226,834.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    624,536.73 : 936,807.53 = 151,222.55 : x
  2. Step 2: Convert to fraction form
    624,536.73/936,807.53 = 151,222.55/x
  3. Step 3: Cross multiply
    624,536.73x = 936,807.53 × 151,222.55
  4. Step 4: Simplify right side
    624,536.73x = 141,666,418,105.65
  5. Step 5: Solve for x
    x = 141,666,418,105.65/624,536.73
  6. Step 6: Final answer
    x = 226,834.41

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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.