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Finding the Fourth Proportional to 295,655.63, 408,006.59 and 161,519.63

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Solution

The fourth proportional to 295,655.63, 408,006.59 and 161,519.63 is: 222,898.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,655.63 : 408,006.59 = 161,519.63 : x
  2. Step 2: Convert to fraction form
    295,655.63/408,006.59 = 161,519.63/x
  3. Step 3: Cross multiply
    295,655.63x = 408,006.59 × 161,519.63
  4. Step 4: Simplify right side
    295,655.63x = 65,901,070,606.73
  5. Step 5: Solve for x
    x = 65,901,070,606.73/295,655.63
  6. Step 6: Final answer
    x = 222,898.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.