Home / 677,473.53-934,922.85-371,529.74

Finding the Fourth Proportional to 677,473.53, 934,922.85 and 371,529.74

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Solution

The fourth proportional to 677,473.53, 934,922.85 and 371,529.74 is: 512,716.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    677,473.53 : 934,922.85 = 371,529.74 : x
  2. Step 2: Convert to fraction form
    677,473.53/934,922.85 = 371,529.74/x
  3. Step 3: Cross multiply
    677,473.53x = 934,922.85 × 371,529.74
  4. Step 4: Simplify right side
    677,473.53x = 347,351,643,380.56
  5. Step 5: Solve for x
    x = 347,351,643,380.56/677,473.53
  6. Step 6: Final answer
    x = 512,716.18

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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.