Home / 932,968.65-1,287,893.97-627,222.36

Finding the Fourth Proportional to 932,968.65, 1,287,893.97 and 627,222.36

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Solution

The fourth proportional to 932,968.65, 1,287,893.97 and 627,222.36 is: 865,833.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    932,968.65 : 1,287,893.97 = 627,222.36 : x
  2. Step 2: Convert to fraction form
    932,968.65/1,287,893.97 = 627,222.36/x
  3. Step 3: Cross multiply
    932,968.65x = 1,287,893.97 × 627,222.36
  4. Step 4: Simplify right side
    932,968.65x = 807,795,895,293.17
  5. Step 5: Solve for x
    x = 807,795,895,293.17/932,968.65
  6. Step 6: Final answer
    x = 865,833.91

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.