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Finding the Fourth Proportional to 583,456.80, 873,435.60 and 548,853.60

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Solution

The fourth proportional to 583,456.80, 873,435.60 and 548,853.60 is: 821,634.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    583,456.80 : 873,435.60 = 548,853.60 : x
  2. Step 2: Convert to fraction form
    583,456.80/873,435.60 = 548,853.60/x
  3. Step 3: Cross multiply
    583,456.80x = 873,435.60 × 548,853.60
  4. Step 4: Simplify right side
    583,456.80x = 479,388,273,428.16
  5. Step 5: Solve for x
    x = 479,388,273,428.16/583,456.80
  6. Step 6: Final answer
    x = 821,634.56

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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.