Home / 957,328.25-1,321,087.05-527,608.26

Finding the Fourth Proportional to 957,328.25, 1,321,087.05 and 527,608.26

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Solution

The fourth proportional to 957,328.25, 1,321,087.05 and 527,608.26 is: 728,085.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    957,328.25 : 1,321,087.05 = 527,608.26 : x
  2. Step 2: Convert to fraction form
    957,328.25/1,321,087.05 = 527,608.26/x
  3. Step 3: Cross multiply
    957,328.25x = 1,321,087.05 × 527,608.26
  4. Step 4: Simplify right side
    957,328.25x = 697,016,439,759.03
  5. Step 5: Solve for x
    x = 697,016,439,759.03/957,328.25
  6. Step 6: Final answer
    x = 728,085.11

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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.