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Finding the Fourth Proportional to 540,797.33, 810,623.95 and 203,692.12

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Solution

The fourth proportional to 540,797.33, 810,623.95 and 203,692.12 is: 305,322.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    540,797.33 : 810,623.95 = 203,692.12 : x
  2. Step 2: Convert to fraction form
    540,797.33/810,623.95 = 203,692.12/x
  3. Step 3: Cross multiply
    540,797.33x = 810,623.95 × 203,692.12
  4. Step 4: Simplify right side
    540,797.33x = 165,117,708,362.48
  5. Step 5: Solve for x
    x = 165,117,708,362.48/540,797.33
  6. Step 6: Final answer
    x = 305,322.72

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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.