Home / 683,297.20-1,025,723.40-402,972.40

Finding the Fourth Proportional to 683,297.20, 1,025,723.40 and 402,972.40

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Solution

The fourth proportional to 683,297.20, 1,025,723.40 and 402,972.40 is: 604,917.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    683,297.20 : 1,025,723.40 = 402,972.40 : x
  2. Step 2: Convert to fraction form
    683,297.20/1,025,723.40 = 402,972.40/x
  3. Step 3: Cross multiply
    683,297.20x = 1,025,723.40 × 402,972.40
  4. Step 4: Simplify right side
    683,297.20x = 413,338,220,234.16
  5. Step 5: Solve for x
    x = 413,338,220,234.16/683,297.20
  6. Step 6: Final answer
    x = 604,917.19

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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.