Home / 377,984.17-521,528.51-214,605.14

Finding the Fourth Proportional to 377,984.17, 521,528.51 and 214,605.14

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Solution

The fourth proportional to 377,984.17, 521,528.51 and 214,605.14 is: 296,104.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,984.17 : 521,528.51 = 214,605.14 : x
  2. Step 2: Convert to fraction form
    377,984.17/521,528.51 = 214,605.14/x
  3. Step 3: Cross multiply
    377,984.17x = 521,528.51 × 214,605.14
  4. Step 4: Simplify right side
    377,984.17x = 111,922,698,902.54
  5. Step 5: Solve for x
    x = 111,922,698,902.54/377,984.17
  6. Step 6: Final answer
    x = 296,104.20

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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.