Home / 347,756.13-521,827.97-187,828.83

Finding the Fourth Proportional to 347,756.13, 521,827.97 and 187,828.83

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Solution

The fourth proportional to 347,756.13, 521,827.97 and 187,828.83 is: 281,847.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,756.13 : 521,827.97 = 187,828.83 : x
  2. Step 2: Convert to fraction form
    347,756.13/521,827.97 = 187,828.83/x
  3. Step 3: Cross multiply
    347,756.13x = 521,827.97 × 187,828.83
  4. Step 4: Simplify right side
    347,756.13x = 98,014,336,127.23
  5. Step 5: Solve for x
    x = 98,014,336,127.23/347,756.13
  6. Step 6: Final answer
    x = 281,847.90

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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.