Home / 890,950.14-1,229,520.33-483,052.77

Finding the Fourth Proportional to 890,950.14, 1,229,520.33 and 483,052.77

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Solution

The fourth proportional to 890,950.14, 1,229,520.33 and 483,052.77 is: 666,617.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    890,950.14 : 1,229,520.33 = 483,052.77 : x
  2. Step 2: Convert to fraction form
    890,950.14/1,229,520.33 = 483,052.77/x
  3. Step 3: Cross multiply
    890,950.14x = 1,229,520.33 × 483,052.77
  4. Step 4: Simplify right side
    890,950.14x = 593,923,201,177.81
  5. Step 5: Solve for x
    x = 593,923,201,177.81/890,950.14
  6. Step 6: Final answer
    x = 666,617.78

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Double scale
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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.