Home / 957,701.24-1,321,676.59-527,980.34

Finding the Fourth Proportional to 957,701.24, 1,321,676.59 and 527,980.34

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Solution

The fourth proportional to 957,701.24, 1,321,676.59 and 527,980.34 is: 728,639.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    957,701.24 : 1,321,676.59 = 527,980.34 : x
  2. Step 2: Convert to fraction form
    957,701.24/1,321,676.59 = 527,980.34/x
  3. Step 3: Cross multiply
    957,701.24x = 1,321,676.59 × 527,980.34
  4. Step 4: Simplify right side
    957,701.24x = 697,819,257,342.48
  5. Step 5: Solve for x
    x = 697,819,257,342.48/957,701.24
  6. Step 6: Final answer
    x = 728,639.82

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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.