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Finding the Fourth Proportional to 606,979.95, 910,616.54 and 227,904.81

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Solution

The fourth proportional to 606,979.95, 910,616.54 and 227,904.81 is: 341,912.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    606,979.95 : 910,616.54 = 227,904.81 : x
  2. Step 2: Convert to fraction form
    606,979.95/910,616.54 = 227,904.81/x
  3. Step 3: Cross multiply
    606,979.95x = 910,616.54 × 227,904.81
  4. Step 4: Simplify right side
    606,979.95x = 207,533,888,392.03
  5. Step 5: Solve for x
    x = 207,533,888,392.03/606,979.95
  6. Step 6: Final answer
    x = 341,912.26

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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.