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Finding the Fourth Proportional to 223,293.78, 334,991.16 and 73,549.08

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Solution

The fourth proportional to 223,293.78, 334,991.16 and 73,549.08 is: 110,340.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,293.78 : 334,991.16 = 73,549.08 : x
  2. Step 2: Convert to fraction form
    223,293.78/334,991.16 = 73,549.08/x
  3. Step 3: Cross multiply
    223,293.78x = 334,991.16 × 73,549.08
  4. Step 4: Simplify right side
    223,293.78x = 24,638,291,626.13
  5. Step 5: Solve for x
    x = 24,638,291,626.13/223,293.78
  6. Step 6: Final answer
    x = 110,340.25

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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.