Home / 895,289.76-1,235,589.12-668,541.60

Finding the Fourth Proportional to 895,289.76, 1,235,589.12 and 668,541.60

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Solution

The fourth proportional to 895,289.76, 1,235,589.12 and 668,541.60 is: 922,654.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    895,289.76 : 1,235,589.12 = 668,541.60 : x
  2. Step 2: Convert to fraction form
    895,289.76/1,235,589.12 = 668,541.60/x
  3. Step 3: Cross multiply
    895,289.76x = 1,235,589.12 × 668,541.60
  4. Step 4: Simplify right side
    895,289.76x = 826,042,727,227.39
  5. Step 5: Solve for x
    x = 826,042,727,227.39/895,289.76
  6. Step 6: Final answer
    x = 922,654.05

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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.