Home / 377,609.03-521,102.63-205,526.59

Finding the Fourth Proportional to 377,609.03, 521,102.63 and 205,526.59

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Solution

The fourth proportional to 377,609.03, 521,102.63 and 205,526.59 is: 283,627.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,609.03 : 521,102.63 = 205,526.59 : x
  2. Step 2: Convert to fraction form
    377,609.03/521,102.63 = 205,526.59/x
  3. Step 3: Cross multiply
    377,609.03x = 521,102.63 × 205,526.59
  4. Step 4: Simplify right side
    377,609.03x = 107,100,446,583.93
  5. Step 5: Solve for x
    x = 107,100,446,583.93/377,609.03
  6. Step 6: Final answer
    x = 283,627.87

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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.