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Finding the Fourth Proportional to 539,333.30, 809,291.55 and 223,822.10

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Solution

The fourth proportional to 539,333.30, 809,291.55 and 223,822.10 is: 335,854.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    539,333.30 : 809,291.55 = 223,822.10 : x
  2. Step 2: Convert to fraction form
    539,333.30/809,291.55 = 223,822.10/x
  3. Step 3: Cross multiply
    539,333.30x = 809,291.55 × 223,822.10
  4. Step 4: Simplify right side
    539,333.30x = 181,137,334,233.26
  5. Step 5: Solve for x
    x = 181,137,334,233.26/539,333.30
  6. Step 6: Final answer
    x = 335,854.16

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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.