Home / 862,588.45-1,190,376.94-500,227.46

Finding the Fourth Proportional to 862,588.45, 1,190,376.94 and 500,227.46

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Solution

The fourth proportional to 862,588.45, 1,190,376.94 and 500,227.46 is: 690,316.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    862,588.45 : 1,190,376.94 = 500,227.46 : x
  2. Step 2: Convert to fraction form
    862,588.45/1,190,376.94 = 500,227.46/x
  3. Step 3: Cross multiply
    862,588.45x = 1,190,376.94 × 500,227.46
  4. Step 4: Simplify right side
    862,588.45x = 595,459,225,936.32
  5. Step 5: Solve for x
    x = 595,459,225,936.32/862,588.45
  6. Step 6: Final answer
    x = 690,316.72

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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.