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Finding the Fourth Proportional to 608,889.30, 913,333.95 and 188,294.10

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Solution

The fourth proportional to 608,889.30, 913,333.95 and 188,294.10 is: 282,441.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    608,889.30 : 913,333.95 = 188,294.10 : x
  2. Step 2: Convert to fraction form
    608,889.30/913,333.95 = 188,294.10/x
  3. Step 3: Cross multiply
    608,889.30x = 913,333.95 × 188,294.10
  4. Step 4: Simplify right side
    608,889.30x = 171,975,394,114.70
  5. Step 5: Solve for x
    x = 171,975,394,114.70/608,889.30
  6. Step 6: Final answer
    x = 282,441.15

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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.