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Finding the Fourth Proportional to 605,825.80, 908,738.70 and 601,678.60

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Solution

The fourth proportional to 605,825.80, 908,738.70 and 601,678.60 is: 902,517.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,825.80 : 908,738.70 = 601,678.60 : x
  2. Step 2: Convert to fraction form
    605,825.80/908,738.70 = 601,678.60/x
  3. Step 3: Cross multiply
    605,825.80x = 908,738.70 × 601,678.60
  4. Step 4: Simplify right side
    605,825.80x = 546,768,628,781.82
  5. Step 5: Solve for x
    x = 546,768,628,781.82/605,825.80
  6. Step 6: Final answer
    x = 902,517.90

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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.