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Finding the Fourth Proportional to 599,633.88, 899,194.80 and 347,088.72

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Solution

The fourth proportional to 599,633.88, 899,194.80 and 347,088.72 is: 520,484.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    599,633.88 : 899,194.80 = 347,088.72 : x
  2. Step 2: Convert to fraction form
    599,633.88/899,194.80 = 347,088.72/x
  3. Step 3: Cross multiply
    599,633.88x = 899,194.80 × 347,088.72
  4. Step 4: Simplify right side
    599,633.88x = 312,100,372,162.66
  5. Step 5: Solve for x
    x = 312,100,372,162.66/599,633.88
  6. Step 6: Final answer
    x = 520,484.89

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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.