Home / 377,922.83-521,533.47-208,156.95

Finding the Fourth Proportional to 377,922.83, 521,533.47 and 208,156.95

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Solution

The fourth proportional to 377,922.83, 521,533.47 and 208,156.95 is: 287,256.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,922.83 : 521,533.47 = 208,156.95 : x
  2. Step 2: Convert to fraction form
    377,922.83/521,533.47 = 208,156.95/x
  3. Step 3: Cross multiply
    377,922.83x = 521,533.47 × 208,156.95
  4. Step 4: Simplify right side
    377,922.83x = 108,560,816,438.12
  5. Step 5: Solve for x
    x = 108,560,816,438.12/377,922.83
  6. Step 6: Final answer
    x = 287,256.58

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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.