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Finding the Fourth Proportional to 439,897.54, 606,917.52 and 246,276.80

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Solution

The fourth proportional to 439,897.54, 606,917.52 and 246,276.80 is: 339,783.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,897.54 : 606,917.52 = 246,276.80 : x
  2. Step 2: Convert to fraction form
    439,897.54/606,917.52 = 246,276.80/x
  3. Step 3: Cross multiply
    439,897.54x = 606,917.52 × 246,276.80
  4. Step 4: Simplify right side
    439,897.54x = 149,469,704,689.54
  5. Step 5: Solve for x
    x = 149,469,704,689.54/439,897.54
  6. Step 6: Final answer
    x = 339,783.00

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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.