Home / 804,178.03-1,109,778.43-436,654.96

Finding the Fourth Proportional to 804,178.03, 1,109,778.43 and 436,654.96

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Solution

The fourth proportional to 804,178.03, 1,109,778.43 and 436,654.96 is: 602,590.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    804,178.03 : 1,109,778.43 = 436,654.96 : x
  2. Step 2: Convert to fraction form
    804,178.03/1,109,778.43 = 436,654.96/x
  3. Step 3: Cross multiply
    804,178.03x = 1,109,778.43 × 436,654.96
  4. Step 4: Simplify right side
    804,178.03x = 484,590,248,228.35
  5. Step 5: Solve for x
    x = 484,590,248,228.35/804,178.03
  6. Step 6: Final answer
    x = 602,590.76

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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.