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Finding the Fourth Proportional to 501,208.98, 752,187.21 and 201,692.22

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Solution

The fourth proportional to 501,208.98, 752,187.21 and 201,692.22 is: 302,688.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    501,208.98 : 752,187.21 = 201,692.22 : x
  2. Step 2: Convert to fraction form
    501,208.98/752,187.21 = 201,692.22/x
  3. Step 3: Cross multiply
    501,208.98x = 752,187.21 × 201,692.22
  4. Step 4: Simplify right side
    501,208.98x = 151,710,308,240.51
  5. Step 5: Solve for x
    x = 151,710,308,240.51/501,208.98
  6. Step 6: Final answer
    x = 302,688.73

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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.