Home / 377,983.17-521,527.13-214,604.14

Finding the Fourth Proportional to 377,983.17, 521,527.13 and 214,604.14

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Solution

The fourth proportional to 377,983.17, 521,527.13 and 214,604.14 is: 296,102.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,983.17 : 521,527.13 = 214,604.14 : x
  2. Step 2: Convert to fraction form
    377,983.17/521,527.13 = 214,604.14/x
  3. Step 3: Cross multiply
    377,983.17x = 521,527.13 × 214,604.14
  4. Step 4: Simplify right side
    377,983.17x = 111,921,881,220.32
  5. Step 5: Solve for x
    x = 111,921,881,220.32/377,983.17
  6. Step 6: Final answer
    x = 296,102.82

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1.5x scale

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.