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Finding the Fourth Proportional to 605,744.80, 908,617.20 and 594,080.80

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Solution

The fourth proportional to 605,744.80, 908,617.20 and 594,080.80 is: 891,121.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,744.80 : 908,617.20 = 594,080.80 : x
  2. Step 2: Convert to fraction form
    605,744.80/908,617.20 = 594,080.80/x
  3. Step 3: Cross multiply
    605,744.80x = 908,617.20 × 594,080.80
  4. Step 4: Simplify right side
    605,744.80x = 539,792,033,069.76
  5. Step 5: Solve for x
    x = 539,792,033,069.76/605,744.80
  6. Step 6: Final answer
    x = 891,121.20

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Similar ratio
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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.