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Finding the Fourth Proportional to 538,626.52, 807,852.27 and 254,316.52

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Solution

The fourth proportional to 538,626.52, 807,852.27 and 254,316.52 is: 381,433.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    538,626.52 : 807,852.27 = 254,316.52 : x
  2. Step 2: Convert to fraction form
    538,626.52/807,852.27 = 254,316.52/x
  3. Step 3: Cross multiply
    538,626.52x = 807,852.27 × 254,316.52
  4. Step 4: Simplify right side
    538,626.52x = 205,450,173,941.24
  5. Step 5: Solve for x
    x = 205,450,173,941.24/538,626.52
  6. Step 6: Final answer
    x = 381,433.46

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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.