Home / 839,236.93-1,256,346.27-514,000.96

Finding the Fourth Proportional to 839,236.93, 1,256,346.27 and 514,000.96

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Solution

The fourth proportional to 839,236.93, 1,256,346.27 and 514,000.96 is: 769,464.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    839,236.93 : 1,256,346.27 = 514,000.96 : x
  2. Step 2: Convert to fraction form
    839,236.93/1,256,346.27 = 514,000.96/x
  3. Step 3: Cross multiply
    839,236.93x = 1,256,346.27 × 514,000.96
  4. Step 4: Simplify right side
    839,236.93x = 645,763,191,761.12
  5. Step 5: Solve for x
    x = 645,763,191,761.12/839,236.93
  6. Step 6: Final answer
    x = 769,464.70

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Double scale
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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.