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Finding the Fourth Proportional to 703,331.56, 970,598.10 and 412,886.26

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Solution

The fourth proportional to 703,331.56, 970,598.10 and 412,886.26 is: 569,783.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    703,331.56 : 970,598.10 = 412,886.26 : x
  2. Step 2: Convert to fraction form
    703,331.56/970,598.10 = 412,886.26/x
  3. Step 3: Cross multiply
    703,331.56x = 970,598.10 × 412,886.26
  4. Step 4: Simplify right side
    703,331.56x = 400,746,619,472.11
  5. Step 5: Solve for x
    x = 400,746,619,472.11/703,331.56
  6. Step 6: Final answer
    x = 569,783.36

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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.