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Finding the Fourth Proportional to 624,533.50, 936,826.17 and 181,301.50

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Solution

The fourth proportional to 624,533.50, 936,826.17 and 181,301.50 is: 271,959.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    624,533.50 : 936,826.17 = 181,301.50 : x
  2. Step 2: Convert to fraction form
    624,533.50/936,826.17 = 181,301.50/x
  3. Step 3: Cross multiply
    624,533.50x = 936,826.17 × 181,301.50
  4. Step 4: Simplify right side
    624,533.50x = 169,847,989,860.26
  5. Step 5: Solve for x
    x = 169,847,989,860.26/624,533.50
  6. Step 6: Final answer
    x = 271,959.77

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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.