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Finding the Fourth Proportional to 606,815.31, 910,201.08 and 186,080.25

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Solution

The fourth proportional to 606,815.31, 910,201.08 and 186,080.25 is: 279,113.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    606,815.31 : 910,201.08 = 186,080.25 : x
  2. Step 2: Convert to fraction form
    606,815.31/910,201.08 = 186,080.25/x
  3. Step 3: Cross multiply
    606,815.31x = 910,201.08 × 186,080.25
  4. Step 4: Simplify right side
    606,815.31x = 169,370,444,516.67
  5. Step 5: Solve for x
    x = 169,370,444,516.67/606,815.31
  6. Step 6: Final answer
    x = 279,113.66

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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.