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Finding the Fourth Proportional to 703,394.44, 970,148.73 and 605,444.38

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Solution

The fourth proportional to 703,394.44, 970,148.73 and 605,444.38 is: 835,052.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    703,394.44 : 970,148.73 = 605,444.38 : x
  2. Step 2: Convert to fraction form
    703,394.44/970,148.73 = 605,444.38/x
  3. Step 3: Cross multiply
    703,394.44x = 970,148.73 × 605,444.38
  4. Step 4: Simplify right side
    703,394.44x = 587,371,096,342.64
  5. Step 5: Solve for x
    x = 587,371,096,342.64/703,394.44
  6. Step 6: Final answer
    x = 835,052.23

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Double scale
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1.5x scale

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.