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Finding the Fourth Proportional to 537,206.20, 805,809.30 and 163,180.60

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Solution

The fourth proportional to 537,206.20, 805,809.30 and 163,180.60 is: 244,770.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    537,206.20 : 805,809.30 = 163,180.60 : x
  2. Step 2: Convert to fraction form
    537,206.20/805,809.30 = 163,180.60/x
  3. Step 3: Cross multiply
    537,206.20x = 805,809.30 × 163,180.60
  4. Step 4: Simplify right side
    537,206.20x = 131,492,445,059.58
  5. Step 5: Solve for x
    x = 131,492,445,059.58/537,206.20
  6. Step 6: Final answer
    x = 244,770.90

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Similar ratio
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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.