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Finding the Fourth Proportional to 624,666.29, 937,374.28 and 269,679.96

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Solution

The fourth proportional to 624,666.29, 937,374.28 and 269,679.96 is: 404,681.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    624,666.29 : 937,374.28 = 269,679.96 : x
  2. Step 2: Convert to fraction form
    624,666.29/937,374.28 = 269,679.96/x
  3. Step 3: Cross multiply
    624,666.29x = 937,374.28 × 269,679.96
  4. Step 4: Simplify right side
    624,666.29x = 252,791,057,661.23
  5. Step 5: Solve for x
    x = 252,791,057,661.23/624,666.29
  6. Step 6: Final answer
    x = 404,681.77

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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.