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Finding the Fourth Proportional to 361,136.61, 498,203.10 and 233,853.21

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Solution

The fourth proportional to 361,136.61, 498,203.10 and 233,853.21 is: 322,610.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,136.61 : 498,203.10 = 233,853.21 : x
  2. Step 2: Convert to fraction form
    361,136.61/498,203.10 = 233,853.21/x
  3. Step 3: Cross multiply
    361,136.61x = 498,203.10 × 233,853.21
  4. Step 4: Simplify right side
    361,136.61x = 116,506,394,166.95
  5. Step 5: Solve for x
    x = 116,506,394,166.95/361,136.61
  6. Step 6: Final answer
    x = 322,610.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.