Home / 598,421.34-825,853.05-343,788.93

Finding the Fourth Proportional to 598,421.34, 825,853.05 and 343,788.93

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Solution

The fourth proportional to 598,421.34, 825,853.05 and 343,788.93 is: 474,446.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    598,421.34 : 825,853.05 = 343,788.93 : x
  2. Step 2: Convert to fraction form
    598,421.34/825,853.05 = 343,788.93/x
  3. Step 3: Cross multiply
    598,421.34x = 825,853.05 × 343,788.93
  4. Step 4: Simplify right side
    598,421.34x = 283,919,136,396.74
  5. Step 5: Solve for x
    x = 283,919,136,396.74/598,421.34
  6. Step 6: Final answer
    x = 474,446.88

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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.