Home / 608,949.20-913,423.80-188,224.40

Finding the Fourth Proportional to 608,949.20, 913,423.80 and 188,224.40

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Solution

The fourth proportional to 608,949.20, 913,423.80 and 188,224.40 is: 282,336.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    608,949.20 : 913,423.80 = 188,224.40 : x
  2. Step 2: Convert to fraction form
    608,949.20/913,423.80 = 188,224.40/x
  3. Step 3: Cross multiply
    608,949.20x = 913,423.80 × 188,224.40
  4. Step 4: Simplify right side
    608,949.20x = 171,928,646,700.72
  5. Step 5: Solve for x
    x = 171,928,646,700.72/608,949.20
  6. Step 6: Final answer
    x = 282,336.60

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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.