Home / 858,706.92-1,294,232.66-740,194.30

Finding the Fourth Proportional to 858,706.92, 1,294,232.66 and 740,194.30

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Solution

The fourth proportional to 858,706.92, 1,294,232.66 and 740,194.30 is: 1,115,611.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    858,706.92 : 1,294,232.66 = 740,194.30 : x
  2. Step 2: Convert to fraction form
    858,706.92/1,294,232.66 = 740,194.30/x
  3. Step 3: Cross multiply
    858,706.92x = 1,294,232.66 × 740,194.30
  4. Step 4: Simplify right side
    858,706.92x = 957,983,641,041.42
  5. Step 5: Solve for x
    x = 957,983,641,041.42/858,706.92
  6. Step 6: Final answer
    x = 1,115,611.88

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.