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Finding the Fourth Proportional to 201,583.30, 302,484.30 and 83,266.60

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Solution

The fourth proportional to 201,583.30, 302,484.30 and 83,266.60 is: 124,945.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,583.30 : 302,484.30 = 83,266.60 : x
  2. Step 2: Convert to fraction form
    201,583.30/302,484.30 = 83,266.60/x
  3. Step 3: Cross multiply
    201,583.30x = 302,484.30 × 83,266.60
  4. Step 4: Simplify right side
    201,583.30x = 25,186,839,214.38
  5. Step 5: Solve for x
    x = 25,186,839,214.38/201,583.30
  6. Step 6: Final answer
    x = 124,945.07

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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.