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Finding the Fourth Proportional to 332,136.90, 498,205.35 and 225,848.70

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Solution

The fourth proportional to 332,136.90, 498,205.35 and 225,848.70 is: 338,773.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,136.90 : 498,205.35 = 225,848.70 : x
  2. Step 2: Convert to fraction form
    332,136.90/498,205.35 = 225,848.70/x
  3. Step 3: Cross multiply
    332,136.90x = 498,205.35 × 225,848.70
  4. Step 4: Simplify right side
    332,136.90x = 112,519,030,630.55
  5. Step 5: Solve for x
    x = 112,519,030,630.55/332,136.90
  6. Step 6: Final answer
    x = 338,773.05

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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.