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Finding the Fourth Proportional to 496,304.70, 744,457.05 and 296,850.30

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Solution

The fourth proportional to 496,304.70, 744,457.05 and 296,850.30 is: 445,275.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    496,304.70 : 744,457.05 = 296,850.30 : x
  2. Step 2: Convert to fraction form
    496,304.70/744,457.05 = 296,850.30/x
  3. Step 3: Cross multiply
    496,304.70x = 744,457.05 × 296,850.30
  4. Step 4: Simplify right side
    496,304.70x = 220,992,298,629.62
  5. Step 5: Solve for x
    x = 220,992,298,629.62/496,304.70
  6. Step 6: Final answer
    x = 445,275.45

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Double scale
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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.