Home / 866,440.59-1,299,664.52-568,804.47

Finding the Fourth Proportional to 866,440.59, 1,299,664.52 and 568,804.47

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Solution

The fourth proportional to 866,440.59, 1,299,664.52 and 568,804.47 is: 853,209.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    866,440.59 : 1,299,664.52 = 568,804.47 : x
  2. Step 2: Convert to fraction form
    866,440.59/1,299,664.52 = 568,804.47/x
  3. Step 3: Cross multiply
    866,440.59x = 1,299,664.52 × 568,804.47
  4. Step 4: Simplify right side
    866,440.59x = 739,254,988,476.40
  5. Step 5: Solve for x
    x = 739,254,988,476.40/866,440.59
  6. Step 6: Final answer
    x = 853,209.09

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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.