Home / 347,589.06-521,580.66-187,662.84

Finding the Fourth Proportional to 347,589.06, 521,580.66 and 187,662.84

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Solution

The fourth proportional to 347,589.06, 521,580.66 and 187,662.84 is: 281,600.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,589.06 : 521,580.66 = 187,662.84 : x
  2. Step 2: Convert to fraction form
    347,589.06/521,580.66 = 187,662.84/x
  3. Step 3: Cross multiply
    347,589.06x = 521,580.66 × 187,662.84
  4. Step 4: Simplify right side
    347,589.06x = 97,881,307,944.67
  5. Step 5: Solve for x
    x = 97,881,307,944.67/347,589.06
  6. Step 6: Final answer
    x = 281,600.66

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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.