Home / 957,276.72-1,321,050.60-527,572.44

Finding the Fourth Proportional to 957,276.72, 1,321,050.60 and 527,572.44

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Solution

The fourth proportional to 957,276.72, 1,321,050.60 and 527,572.44 is: 728,054.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    957,276.72 : 1,321,050.60 = 527,572.44 : x
  2. Step 2: Convert to fraction form
    957,276.72/1,321,050.60 = 527,572.44/x
  3. Step 3: Cross multiply
    957,276.72x = 1,321,050.60 × 527,572.44
  4. Step 4: Simplify right side
    957,276.72x = 696,949,888,405.46
  5. Step 5: Solve for x
    x = 696,949,888,405.46/957,276.72
  6. Step 6: Final answer
    x = 728,054.78

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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.