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Finding the Fourth Proportional to 636,596.80, 954,895.48 and 156,833.94

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Solution

The fourth proportional to 636,596.80, 954,895.48 and 156,833.94 is: 235,250.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    636,596.80 : 954,895.48 = 156,833.94 : x
  2. Step 2: Convert to fraction form
    636,596.80/954,895.48 = 156,833.94/x
  3. Step 3: Cross multiply
    636,596.80x = 954,895.48 × 156,833.94
  4. Step 4: Simplify right side
    636,596.80x = 149,760,020,416.59
  5. Step 5: Solve for x
    x = 149,760,020,416.59/636,596.80
  6. Step 6: Final answer
    x = 235,250.98

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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.