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Finding the Fourth Proportional to 201,508.56, 302,262.84 and 61,267.59

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Solution

The fourth proportional to 201,508.56, 302,262.84 and 61,267.59 is: 91,901.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,508.56 : 302,262.84 = 61,267.59 : x
  2. Step 2: Convert to fraction form
    201,508.56/302,262.84 = 61,267.59/x
  3. Step 3: Cross multiply
    201,508.56x = 302,262.84 × 61,267.59
  4. Step 4: Simplify right side
    201,508.56x = 18,518,915,753.36
  5. Step 5: Solve for x
    x = 18,518,915,753.36/201,508.56
  6. Step 6: Final answer
    x = 91,901.39

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1.5x scale

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.