Home / 493,881.05-681,555.92-267,526.55

Finding the Fourth Proportional to 493,881.05, 681,555.92 and 267,526.55

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Solution

The fourth proportional to 493,881.05, 681,555.92 and 267,526.55 is: 369,186.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    493,881.05 : 681,555.92 = 267,526.55 : x
  2. Step 2: Convert to fraction form
    493,881.05/681,555.92 = 267,526.55/x
  3. Step 3: Cross multiply
    493,881.05x = 681,555.92 × 267,526.55
  4. Step 4: Simplify right side
    493,881.05x = 182,334,299,164.26
  5. Step 5: Solve for x
    x = 182,334,299,164.26/493,881.05
  6. Step 6: Final answer
    x = 369,186.67

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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.