Home / 957,516.66-1,321,432.11-527,795.82

Finding the Fourth Proportional to 957,516.66, 1,321,432.11 and 527,795.82

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Solution

The fourth proportional to 957,516.66, 1,321,432.11 and 527,795.82 is: 728,390.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    957,516.66 : 1,321,432.11 = 527,795.82 : x
  2. Step 2: Convert to fraction form
    957,516.66/1,321,432.11 = 527,795.82/x
  3. Step 3: Cross multiply
    957,516.66x = 1,321,432.11 × 527,795.82
  4. Step 4: Simplify right side
    957,516.66x = 697,446,344,071.78
  5. Step 5: Solve for x
    x = 697,446,344,071.78/957,516.66
  6. Step 6: Final answer
    x = 728,390.82

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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.