Home / 693,946.24-958,103.04-449,391.04

Finding the Fourth Proportional to 693,946.24, 958,103.04 and 449,391.04

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Solution

The fourth proportional to 693,946.24, 958,103.04 and 449,391.04 is: 620,455.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    693,946.24 : 958,103.04 = 449,391.04 : x
  2. Step 2: Convert to fraction form
    693,946.24/958,103.04 = 449,391.04/x
  3. Step 3: Cross multiply
    693,946.24x = 958,103.04 × 449,391.04
  4. Step 4: Simplify right side
    693,946.24x = 430,562,921,572.76
  5. Step 5: Solve for x
    x = 430,562,921,572.76/693,946.24
  6. Step 6: Final answer
    x = 620,455.73

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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.