Home / 957,304.36-1,321,020.66-527,560.48

Finding the Fourth Proportional to 957,304.36, 1,321,020.66 and 527,560.48

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Solution

The fourth proportional to 957,304.36, 1,321,020.66 and 527,560.48 is: 728,000.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    957,304.36 : 1,321,020.66 = 527,560.48 : x
  2. Step 2: Convert to fraction form
    957,304.36/1,321,020.66 = 527,560.48/x
  3. Step 3: Cross multiply
    957,304.36x = 1,321,020.66 × 527,560.48
  4. Step 4: Simplify right side
    957,304.36x = 696,918,293,479.52
  5. Step 5: Solve for x
    x = 696,918,293,479.52/957,304.36
  6. Step 6: Final answer
    x = 728,000.75

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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.