Home / 377,981.17-521,524.37-214,602.14

Finding the Fourth Proportional to 377,981.17, 521,524.37 and 214,602.14

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Solution

The fourth proportional to 377,981.17, 521,524.37 and 214,602.14 is: 296,100.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,981.17 : 521,524.37 = 214,602.14 : x
  2. Step 2: Convert to fraction form
    377,981.17/521,524.37 = 214,602.14/x
  3. Step 3: Cross multiply
    377,981.17x = 521,524.37 × 214,602.14
  4. Step 4: Simplify right side
    377,981.17x = 111,920,247,704.47
  5. Step 5: Solve for x
    x = 111,920,247,704.47/377,981.17
  6. Step 6: Final answer
    x = 296,100.06

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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.