Home / 702,917.70-1,054,376.55-323,837.70

Finding the Fourth Proportional to 702,917.70, 1,054,376.55 and 323,837.70

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Solution

The fourth proportional to 702,917.70, 1,054,376.55 and 323,837.70 is: 485,756.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    702,917.70 : 1,054,376.55 = 323,837.70 : x
  2. Step 2: Convert to fraction form
    702,917.70/1,054,376.55 = 323,837.70/x
  3. Step 3: Cross multiply
    702,917.70x = 1,054,376.55 × 323,837.70
  4. Step 4: Simplify right side
    702,917.70x = 341,446,876,885.94
  5. Step 5: Solve for x
    x = 341,446,876,885.94/702,917.70
  6. Step 6: Final answer
    x = 485,756.55

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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.