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Finding the Fourth Proportional to 250,587.88, 345,476.75 and 199,075.93

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Solution

The fourth proportional to 250,587.88, 345,476.75 and 199,075.93 is: 274,459.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,587.88 : 345,476.75 = 199,075.93 : x
  2. Step 2: Convert to fraction form
    250,587.88/345,476.75 = 199,075.93/x
  3. Step 3: Cross multiply
    250,587.88x = 345,476.75 × 199,075.93
  4. Step 4: Simplify right side
    250,587.88x = 68,776,103,440.56
  5. Step 5: Solve for x
    x = 68,776,103,440.56/250,587.88
  6. Step 6: Final answer
    x = 274,459.02

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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.