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Finding the Fourth Proportional to 361,487.61, 498,852.88 and 200,366.86

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Solution

The fourth proportional to 361,487.61, 498,852.88 and 200,366.86 is: 276,506.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,487.61 : 498,852.88 = 200,366.86 : x
  2. Step 2: Convert to fraction form
    361,487.61/498,852.88 = 200,366.86/x
  3. Step 3: Cross multiply
    361,487.61x = 498,852.88 × 200,366.86
  4. Step 4: Simplify right side
    361,487.61x = 99,953,585,167.56
  5. Step 5: Solve for x
    x = 99,953,585,167.56/361,487.61
  6. Step 6: Final answer
    x = 276,506.25

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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.