Home / 921,194.42-1,381,791.62-359,835.26

Finding the Fourth Proportional to 921,194.42, 1,381,791.62 and 359,835.26

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Solution

The fourth proportional to 921,194.42, 1,381,791.62 and 359,835.26 is: 539,752.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    921,194.42 : 1,381,791.62 = 359,835.26 : x
  2. Step 2: Convert to fraction form
    921,194.42/1,381,791.62 = 359,835.26/x
  3. Step 3: Cross multiply
    921,194.42x = 1,381,791.62 × 359,835.26
  4. Step 4: Simplify right side
    921,194.42x = 497,217,346,848.52
  5. Step 5: Solve for x
    x = 497,217,346,848.52/921,194.42
  6. Step 6: Final answer
    x = 539,752.89

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Similar ratio
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1.5x scale

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.