Home / 697,250.35-962,207.48-387,153.61

Finding the Fourth Proportional to 697,250.35, 962,207.48 and 387,153.61

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Solution

The fourth proportional to 697,250.35, 962,207.48 and 387,153.61 is: 534,273.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    697,250.35 : 962,207.48 = 387,153.61 : x
  2. Step 2: Convert to fraction form
    697,250.35/962,207.48 = 387,153.61/x
  3. Step 3: Cross multiply
    697,250.35x = 962,207.48 × 387,153.61
  4. Step 4: Simplify right side
    697,250.35x = 372,522,099,451.00
  5. Step 5: Solve for x
    x = 372,522,099,451.00/697,250.35
  6. Step 6: Final answer
    x = 534,273.09

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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.