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Finding the Fourth Proportional to 599,899.91, 827,747.64 and 354,923.10

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Solution

The fourth proportional to 599,899.91, 827,747.64 and 354,923.10 is: 489,726.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    599,899.91 : 827,747.64 = 354,923.10 : x
  2. Step 2: Convert to fraction form
    599,899.91/827,747.64 = 354,923.10/x
  3. Step 3: Cross multiply
    599,899.91x = 827,747.64 × 354,923.10
  4. Step 4: Simplify right side
    599,899.91x = 293,786,758,406.48
  5. Step 5: Solve for x
    x = 293,786,758,406.48/599,899.91
  6. Step 6: Final answer
    x = 489,726.30

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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.