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Finding the Fourth Proportional to 624,817.77, 937,032.93 and 225,406.64

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Solution

The fourth proportional to 624,817.77, 937,032.93 and 225,406.64 is: 338,040.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    624,817.77 : 937,032.93 = 225,406.64 : x
  2. Step 2: Convert to fraction form
    624,817.77/937,032.93 = 225,406.64/x
  3. Step 3: Cross multiply
    624,817.77x = 937,032.93 × 225,406.64
  4. Step 4: Simplify right side
    624,817.77x = 211,213,439,635.49
  5. Step 5: Solve for x
    x = 211,213,439,635.49/624,817.77
  6. Step 6: Final answer
    x = 338,040.07

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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.