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Finding the Fourth Proportional to 703,469.76, 970,356.96 and 574,595.52

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Solution

The fourth proportional to 703,469.76, 970,356.96 and 574,595.52 is: 792,589.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    703,469.76 : 970,356.96 = 574,595.52 : x
  2. Step 2: Convert to fraction form
    703,469.76/970,356.96 = 574,595.52/x
  3. Step 3: Cross multiply
    703,469.76x = 970,356.96 × 574,595.52
  4. Step 4: Simplify right side
    703,469.76x = 557,562,762,016.82
  5. Step 5: Solve for x
    x = 557,562,762,016.82/703,469.76
  6. Step 6: Final answer
    x = 792,589.52

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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.