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Finding the Fourth Proportional to 404,632.80, 607,022.10 and 167,999.40

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Solution

The fourth proportional to 404,632.80, 607,022.10 and 167,999.40 is: 252,029.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,632.80 : 607,022.10 = 167,999.40 : x
  2. Step 2: Convert to fraction form
    404,632.80/607,022.10 = 167,999.40/x
  3. Step 3: Cross multiply
    404,632.80x = 607,022.10 × 167,999.40
  4. Step 4: Simplify right side
    404,632.80x = 101,979,348,586.74
  5. Step 5: Solve for x
    x = 101,979,348,586.74/404,632.80
  6. Step 6: Final answer
    x = 252,029.37

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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.