Home / 424,723.35-637,084.37-291,198.81

Finding the Fourth Proportional to 424,723.35, 637,084.37 and 291,198.81

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Solution

The fourth proportional to 424,723.35, 637,084.37 and 291,198.81 is: 436,797.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    424,723.35 : 637,084.37 = 291,198.81 : x
  2. Step 2: Convert to fraction form
    424,723.35/637,084.37 = 291,198.81/x
  3. Step 3: Cross multiply
    424,723.35x = 637,084.37 × 291,198.81
  4. Step 4: Simplify right side
    424,723.35x = 185,518,205,772.18
  5. Step 5: Solve for x
    x = 185,518,205,772.18/424,723.35
  6. Step 6: Final answer
    x = 436,797.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.