Home / 574,640.07-861,368.67-254,942.50

Finding the Fourth Proportional to 574,640.07, 861,368.67 and 254,942.50

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Solution

The fourth proportional to 574,640.07, 861,368.67 and 254,942.50 is: 382,151.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    574,640.07 : 861,368.67 = 254,942.50 : x
  2. Step 2: Convert to fraction form
    574,640.07/861,368.67 = 254,942.50/x
  3. Step 3: Cross multiply
    574,640.07x = 861,368.67 × 254,942.50
  4. Step 4: Simplify right side
    574,640.07x = 219,599,479,998.05
  5. Step 5: Solve for x
    x = 219,599,479,998.05/574,640.07
  6. Step 6: Final answer
    x = 382,151.35

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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.