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Finding the Fourth Proportional to 400,462.74, 600,714.07 and 119,953.26

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Solution

The fourth proportional to 400,462.74, 600,714.07 and 119,953.26 is: 179,935.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    400,462.74 : 600,714.07 = 119,953.26 : x
  2. Step 2: Convert to fraction form
    400,462.74/600,714.07 = 119,953.26/x
  3. Step 3: Cross multiply
    400,462.74x = 600,714.07 × 119,953.26
  4. Step 4: Simplify right side
    400,462.74x = 72,057,611,024.37
  5. Step 5: Solve for x
    x = 72,057,611,024.37/400,462.74
  6. Step 6: Final answer
    x = 179,935.87

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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.