Home / 885,185.19-1,327,776.57-353,079.87

Finding the Fourth Proportional to 885,185.19, 1,327,776.57 and 353,079.87

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Solution

The fourth proportional to 885,185.19, 1,327,776.57 and 353,079.87 is: 529,619.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    885,185.19 : 1,327,776.57 = 353,079.87 : x
  2. Step 2: Convert to fraction form
    885,185.19/1,327,776.57 = 353,079.87/x
  3. Step 3: Cross multiply
    885,185.19x = 1,327,776.57 × 353,079.87
  4. Step 4: Simplify right side
    885,185.19x = 468,811,178,724.65
  5. Step 5: Solve for x
    x = 468,811,178,724.65/885,185.19
  6. Step 6: Final answer
    x = 529,619.32

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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.