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Finding the Fourth Proportional to 606,853.65, 910,280.94 and 207,497.43

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Solution

The fourth proportional to 606,853.65, 910,280.94 and 207,497.43 is: 311,246.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    606,853.65 : 910,280.94 = 207,497.43 : x
  2. Step 2: Convert to fraction form
    606,853.65/910,280.94 = 207,497.43/x
  3. Step 3: Cross multiply
    606,853.65x = 910,280.94 × 207,497.43
  4. Step 4: Simplify right side
    606,853.65x = 188,880,954,849.87
  5. Step 5: Solve for x
    x = 188,880,954,849.87/606,853.65
  6. Step 6: Final answer
    x = 311,246.30

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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.