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Finding the Fourth Proportional to 555,014.02, 832,010.72 and 199,941.20

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Solution

The fourth proportional to 555,014.02, 832,010.72 and 199,941.20 is: 299,727.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    555,014.02 : 832,010.72 = 199,941.20 : x
  2. Step 2: Convert to fraction form
    555,014.02/832,010.72 = 199,941.20/x
  3. Step 3: Cross multiply
    555,014.02x = 832,010.72 × 199,941.20
  4. Step 4: Simplify right side
    555,014.02x = 166,353,221,769.66
  5. Step 5: Solve for x
    x = 166,353,221,769.66/555,014.02
  6. Step 6: Final answer
    x = 299,727.96

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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.