Home / 347,584.06-521,573.16-187,657.86

Finding the Fourth Proportional to 347,584.06, 521,573.16 and 187,657.86

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Solution

The fourth proportional to 347,584.06, 521,573.16 and 187,657.86 is: 281,593.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,584.06 : 521,573.16 = 187,657.86 : x
  2. Step 2: Convert to fraction form
    347,584.06/521,573.16 = 187,657.86/x
  3. Step 3: Cross multiply
    347,584.06x = 521,573.16 × 187,657.86
  4. Step 4: Simplify right side
    347,584.06x = 97,877,303,039.04
  5. Step 5: Solve for x
    x = 97,877,303,039.04/347,584.06
  6. Step 6: Final answer
    x = 281,593.19

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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.