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Finding the Fourth Proportional to 703,461.95, 970,826.76 and 397,566.60

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Solution

The fourth proportional to 703,461.95, 970,826.76 and 397,566.60 is: 548,669.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    703,461.95 : 970,826.76 = 397,566.60 : x
  2. Step 2: Convert to fraction form
    703,461.95/970,826.76 = 397,566.60/x
  3. Step 3: Cross multiply
    703,461.95x = 970,826.76 × 397,566.60
  4. Step 4: Simplify right side
    703,461.95x = 385,968,294,162.22
  5. Step 5: Solve for x
    x = 385,968,294,162.22/703,461.95
  6. Step 6: Final answer
    x = 548,669.75

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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.