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Finding the Fourth Proportional to 445,079.34, 614,209.64 and 241,131.66

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Solution

The fourth proportional to 445,079.34, 614,209.64 and 241,131.66 is: 332,761.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    445,079.34 : 614,209.64 = 241,131.66 : x
  2. Step 2: Convert to fraction form
    445,079.34/614,209.64 = 241,131.66/x
  3. Step 3: Cross multiply
    445,079.34x = 614,209.64 × 241,131.66
  4. Step 4: Simplify right side
    445,079.34x = 148,105,388,875.54
  5. Step 5: Solve for x
    x = 148,105,388,875.54/445,079.34
  6. Step 6: Final answer
    x = 332,761.77

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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.