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Finding the Fourth Proportional to 371,850, 514,504.08 and 324,202.56

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Solution

The fourth proportional to 371,850, 514,504.08 and 324,202.56 is: 448,577.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    371,850 : 514,504.08 = 324,202.56 : x
  2. Step 2: Convert to fraction form
    371,850/514,504.08 = 324,202.56/x
  3. Step 3: Cross multiply
    371,850x = 514,504.08 × 324,202.56
  4. Step 4: Simplify right side
    371,850x = 166,803,539,866.45
  5. Step 5: Solve for x
    x = 166,803,539,866.45/371,850
  6. Step 6: Final answer
    x = 448,577.49

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.