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Finding the Fourth Proportional to 605,231.20, 907,846.80 and 599,010.40

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Solution

The fourth proportional to 605,231.20, 907,846.80 and 599,010.40 is: 898,515.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,231.20 : 907,846.80 = 599,010.40 : x
  2. Step 2: Convert to fraction form
    605,231.20/907,846.80 = 599,010.40/x
  3. Step 3: Cross multiply
    605,231.20x = 907,846.80 × 599,010.40
  4. Step 4: Simplify right side
    605,231.20x = 543,809,674,806.72
  5. Step 5: Solve for x
    x = 543,809,674,806.72/605,231.20
  6. Step 6: Final answer
    x = 898,515.60

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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.