Home / 1,039,233.80-1,558,899.30-329,317.40

Finding the Fourth Proportional to 1,039,233.80, 1,558,899.30 and 329,317.40

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Solution

The fourth proportional to 1,039,233.80, 1,558,899.30 and 329,317.40 is: 493,991.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,039,233.80 : 1,558,899.30 = 329,317.40 : x
  2. Step 2: Convert to fraction form
    1,039,233.80/1,558,899.30 = 329,317.40/x
  3. Step 3: Cross multiply
    1,039,233.80x = 1,558,899.30 × 329,317.40
  4. Step 4: Simplify right side
    1,039,233.80x = 513,372,664,337.82
  5. Step 5: Solve for x
    x = 513,372,664,337.82/1,039,233.80
  6. Step 6: Final answer
    x = 493,991.50

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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.