Home / 377,180.35-520,509.04-207,414.47

Finding the Fourth Proportional to 377,180.35, 520,509.04 and 207,414.47

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Solution

The fourth proportional to 377,180.35, 520,509.04 and 207,414.47 is: 286,232.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,180.35 : 520,509.04 = 207,414.47 : x
  2. Step 2: Convert to fraction form
    377,180.35/520,509.04 = 207,414.47/x
  3. Step 3: Cross multiply
    377,180.35x = 520,509.04 × 207,414.47
  4. Step 4: Simplify right side
    377,180.35x = 107,961,107,444.55
  5. Step 5: Solve for x
    x = 107,961,107,444.55/377,180.35
  6. Step 6: Final answer
    x = 286,232.06

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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.