Home / 347,604.16-521,603.20-187,677.84

Finding the Fourth Proportional to 347,604.16, 521,603.20 and 187,677.84

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Solution

The fourth proportional to 347,604.16, 521,603.20 and 187,677.84 is: 281,623.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,604.16 : 521,603.20 = 187,677.84 : x
  2. Step 2: Convert to fraction form
    347,604.16/521,603.20 = 187,677.84/x
  3. Step 3: Cross multiply
    347,604.16x = 521,603.20 × 187,677.84
  4. Step 4: Simplify right side
    347,604.16x = 97,893,361,913.09
  5. Step 5: Solve for x
    x = 97,893,361,913.09/347,604.16
  6. Step 6: Final answer
    x = 281,623.10

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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.