Home / 947,093.58-1,305,298.80-717,100.02

Finding the Fourth Proportional to 947,093.58, 1,305,298.80 and 717,100.02

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Solution

The fourth proportional to 947,093.58, 1,305,298.80 and 717,100.02 is: 988,318.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    947,093.58 : 1,305,298.80 = 717,100.02 : x
  2. Step 2: Convert to fraction form
    947,093.58/1,305,298.80 = 717,100.02/x
  3. Step 3: Cross multiply
    947,093.58x = 1,305,298.80 × 717,100.02
  4. Step 4: Simplify right side
    947,093.58x = 936,029,795,585.98
  5. Step 5: Solve for x
    x = 936,029,795,585.98/947,093.58
  6. Step 6: Final answer
    x = 988,318.17

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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.