Home / 806,178.56-1,112,399.19-461,948.27

Finding the Fourth Proportional to 806,178.56, 1,112,399.19 and 461,948.27

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Solution

The fourth proportional to 806,178.56, 1,112,399.19 and 461,948.27 is: 637,415.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    806,178.56 : 1,112,399.19 = 461,948.27 : x
  2. Step 2: Convert to fraction form
    806,178.56/1,112,399.19 = 461,948.27/x
  3. Step 3: Cross multiply
    806,178.56x = 1,112,399.19 × 461,948.27
  4. Step 4: Simplify right side
    806,178.56x = 513,870,875,807.91
  5. Step 5: Solve for x
    x = 513,870,875,807.91/806,178.56
  6. Step 6: Final answer
    x = 637,415.71

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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.