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Finding the Fourth Proportional to 200,692.04, 300,827.34 and 67,526.07

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Solution

The fourth proportional to 200,692.04, 300,827.34 and 67,526.07 is: 101,218.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,692.04 : 300,827.34 = 67,526.07 : x
  2. Step 2: Convert to fraction form
    200,692.04/300,827.34 = 67,526.07/x
  3. Step 3: Cross multiply
    200,692.04x = 300,827.34 × 67,526.07
  4. Step 4: Simplify right side
    200,692.04x = 20,313,687,681.12
  5. Step 5: Solve for x
    x = 20,313,687,681.12/200,692.04
  6. Step 6: Final answer
    x = 101,218.20

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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.