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Finding the Fourth Proportional to 599,660.06, 827,450.92 and 385,090.76

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Solution

The fourth proportional to 599,660.06, 827,450.92 and 385,090.76 is: 531,373.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    599,660.06 : 827,450.92 = 385,090.76 : x
  2. Step 2: Convert to fraction form
    599,660.06/827,450.92 = 385,090.76/x
  3. Step 3: Cross multiply
    599,660.06x = 827,450.92 × 385,090.76
  4. Step 4: Simplify right side
    599,660.06x = 318,643,703,645.50
  5. Step 5: Solve for x
    x = 318,643,703,645.50/599,660.06
  6. Step 6: Final answer
    x = 531,373.90

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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.