Home / 423,665.23-584,655.75-230,071.25

Finding the Fourth Proportional to 423,665.23, 584,655.75 and 230,071.25

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Solution

The fourth proportional to 423,665.23, 584,655.75 and 230,071.25 is: 317,497.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    423,665.23 : 584,655.75 = 230,071.25 : x
  2. Step 2: Convert to fraction form
    423,665.23/584,655.75 = 230,071.25/x
  3. Step 3: Cross multiply
    423,665.23x = 584,655.75 × 230,071.25
  4. Step 4: Simplify right side
    423,665.23x = 134,512,476,874.09
  5. Step 5: Solve for x
    x = 134,512,476,874.09/423,665.23
  6. Step 6: Final answer
    x = 317,497.09

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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.