Home / 931,042.76-1,396,577.10-266,194.76

Finding the Fourth Proportional to 931,042.76, 1,396,577.10 and 266,194.76

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Solution

The fourth proportional to 931,042.76, 1,396,577.10 and 266,194.76 is: 399,295.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    931,042.76 : 1,396,577.10 = 266,194.76 : x
  2. Step 2: Convert to fraction form
    931,042.76/1,396,577.10 = 266,194.76/x
  3. Step 3: Cross multiply
    931,042.76x = 1,396,577.10 × 266,194.76
  4. Step 4: Simplify right side
    931,042.76x = 371,761,505,956.00
  5. Step 5: Solve for x
    x = 371,761,505,956.00/931,042.76
  6. Step 6: Final answer
    x = 399,295.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.