Home / 427,896.65-590,530.71-236,927.81

Finding the Fourth Proportional to 427,896.65, 590,530.71 and 236,927.81

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Solution

The fourth proportional to 427,896.65, 590,530.71 and 236,927.81 is: 326,978.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    427,896.65 : 590,530.71 = 236,927.81 : x
  2. Step 2: Convert to fraction form
    427,896.65/590,530.71 = 236,927.81/x
  3. Step 3: Cross multiply
    427,896.65x = 590,530.71 × 236,927.81
  4. Step 4: Simplify right side
    427,896.65x = 139,913,144,905.39
  5. Step 5: Solve for x
    x = 139,913,144,905.39/427,896.65
  6. Step 6: Final answer
    x = 326,978.83

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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.