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Finding the Fourth Proportional to 365,208.74, 547,813.12 and 98,969.25

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Solution

The fourth proportional to 365,208.74, 547,813.12 and 98,969.25 is: 148,453.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,208.74 : 547,813.12 = 98,969.25 : x
  2. Step 2: Convert to fraction form
    365,208.74/547,813.12 = 98,969.25/x
  3. Step 3: Cross multiply
    365,208.74x = 547,813.12 × 98,969.25
  4. Step 4: Simplify right side
    365,208.74x = 54,216,653,626.56
  5. Step 5: Solve for x
    x = 54,216,653,626.56/365,208.74
  6. Step 6: Final answer
    x = 148,453.88

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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.