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Finding the Fourth Proportional to 624,026.84, 936,040.32 and 174,814.47

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Solution

The fourth proportional to 624,026.84, 936,040.32 and 174,814.47 is: 262,221.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    624,026.84 : 936,040.32 = 174,814.47 : x
  2. Step 2: Convert to fraction form
    624,026.84/936,040.32 = 174,814.47/x
  3. Step 3: Cross multiply
    624,026.84x = 936,040.32 × 174,814.47
  4. Step 4: Simplify right side
    624,026.84x = 163,633,392,439.43
  5. Step 5: Solve for x
    x = 163,633,392,439.43/624,026.84
  6. Step 6: Final answer
    x = 262,221.72

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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.