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Finding the Fourth Proportional to 445,490.61, 614,776.71 and 241,548.30

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Solution

The fourth proportional to 445,490.61, 614,776.71 and 241,548.30 is: 333,336.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    445,490.61 : 614,776.71 = 241,548.30 : x
  2. Step 2: Convert to fraction form
    445,490.61/614,776.71 = 241,548.30/x
  3. Step 3: Cross multiply
    445,490.61x = 614,776.71 × 241,548.30
  4. Step 4: Simplify right side
    445,490.61x = 148,498,269,180.09
  5. Step 5: Solve for x
    x = 148,498,269,180.09/445,490.61
  6. Step 6: Final answer
    x = 333,336.47

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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.