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Finding the Fourth Proportional to 404,042.70, 606,015.45 and 167,360.70

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Solution

The fourth proportional to 404,042.70, 606,015.45 and 167,360.70 is: 251,020.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,042.70 : 606,015.45 = 167,360.70 : x
  2. Step 2: Convert to fraction form
    404,042.70/606,015.45 = 167,360.70/x
  3. Step 3: Cross multiply
    404,042.70x = 606,015.45 × 167,360.70
  4. Step 4: Simplify right side
    404,042.70x = 101,423,169,922.82
  5. Step 5: Solve for x
    x = 101,423,169,922.82/404,042.70
  6. Step 6: Final answer
    x = 251,020.92

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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.