Home / 957,443.40-1,321,274.58-527,725.25

Finding the Fourth Proportional to 957,443.40, 1,321,274.58 and 527,725.25

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Solution

The fourth proportional to 957,443.40, 1,321,274.58 and 527,725.25 is: 728,262.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    957,443.40 : 1,321,274.58 = 527,725.25 : x
  2. Step 2: Convert to fraction form
    957,443.40/1,321,274.58 = 527,725.25/x
  3. Step 3: Cross multiply
    957,443.40x = 1,321,274.58 × 527,725.25
  4. Step 4: Simplify right side
    957,443.40x = 697,269,951,442.77
  5. Step 5: Solve for x
    x = 697,269,951,442.77/957,443.40
  6. Step 6: Final answer
    x = 728,262.32

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Double scale
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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.