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Finding the Fourth Proportional to 250,560.84, 345,539.16 and 199,742.16

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Solution

The fourth proportional to 250,560.84, 345,539.16 and 199,742.16 is: 275,457.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,560.84 : 345,539.16 = 199,742.16 : x
  2. Step 2: Convert to fraction form
    250,560.84/345,539.16 = 199,742.16/x
  3. Step 3: Cross multiply
    250,560.84x = 345,539.16 × 199,742.16
  4. Step 4: Simplify right side
    250,560.84x = 69,018,738,182.99
  5. Step 5: Solve for x
    x = 69,018,738,182.99/250,560.84
  6. Step 6: Final answer
    x = 275,457.00

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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.