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Finding the Fourth Proportional to 567,943.42, 783,726.39 and 313,294.30

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Solution

The fourth proportional to 567,943.42, 783,726.39 and 313,294.30 is: 432,326.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    567,943.42 : 783,726.39 = 313,294.30 : x
  2. Step 2: Convert to fraction form
    567,943.42/783,726.39 = 313,294.30/x
  3. Step 3: Cross multiply
    567,943.42x = 783,726.39 × 313,294.30
  4. Step 4: Simplify right side
    567,943.42x = 245,537,010,746.58
  5. Step 5: Solve for x
    x = 245,537,010,746.58/567,943.42
  6. Step 6: Final answer
    x = 432,326.53

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