Home / 571,234.23-851,744.35-555,540.11

Finding the Fourth Proportional to 571,234.23, 851,744.35 and 555,540.11

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Solution

The fourth proportional to 571,234.23, 851,744.35 and 555,540.11 is: 828,343.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    571,234.23 : 851,744.35 = 555,540.11 : x
  2. Step 2: Convert to fraction form
    571,234.23/851,744.35 = 555,540.11/x
  3. Step 3: Cross multiply
    571,234.23x = 851,744.35 × 555,540.11
  4. Step 4: Simplify right side
    571,234.23x = 473,178,149,890.88
  5. Step 5: Solve for x
    x = 473,178,149,890.88/571,234.23
  6. Step 6: Final answer
    x = 828,343.48

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.