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Finding the Fourth Proportional to 608,950.70, 913,426.05 and 188,269.10

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Solution

The fourth proportional to 608,950.70, 913,426.05 and 188,269.10 is: 282,403.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    608,950.70 : 913,426.05 = 188,269.10 : x
  2. Step 2: Convert to fraction form
    608,950.70/913,426.05 = 188,269.10/x
  3. Step 3: Cross multiply
    608,950.70x = 913,426.05 × 188,269.10
  4. Step 4: Simplify right side
    608,950.70x = 171,969,900,350.06
  5. Step 5: Solve for x
    x = 171,969,900,350.06/608,950.70
  6. Step 6: Final answer
    x = 282,403.65

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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.