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Finding the Fourth Proportional to 599,347.63, 899,376.13 and 220,534.37

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Solution

The fourth proportional to 599,347.63, 899,376.13 and 220,534.37 is: 330,932.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    599,347.63 : 899,376.13 = 220,534.37 : x
  2. Step 2: Convert to fraction form
    599,347.63/899,376.13 = 220,534.37/x
  3. Step 3: Cross multiply
    599,347.63x = 899,376.13 × 220,534.37
  4. Step 4: Simplify right side
    599,347.63x = 198,343,349,919.69
  5. Step 5: Solve for x
    x = 198,343,349,919.69/599,347.63
  6. Step 6: Final answer
    x = 330,932.07

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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.