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Finding the Fourth Proportional to 404,186.10, 606,279.15 and 246,722.10

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Solution

The fourth proportional to 404,186.10, 606,279.15 and 246,722.10 is: 370,083.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,186.10 : 606,279.15 = 246,722.10 : x
  2. Step 2: Convert to fraction form
    404,186.10/606,279.15 = 246,722.10/x
  3. Step 3: Cross multiply
    404,186.10x = 606,279.15 × 246,722.10
  4. Step 4: Simplify right side
    404,186.10x = 149,582,465,074.22
  5. Step 5: Solve for x
    x = 149,582,465,074.22/404,186.10
  6. Step 6: Final answer
    x = 370,083.15

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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.