Home / 427,386.14-589,774.86-236,387.33

Finding the Fourth Proportional to 427,386.14, 589,774.86 and 236,387.33

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Solution

The fourth proportional to 427,386.14, 589,774.86 and 236,387.33 is: 326,204.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    427,386.14 : 589,774.86 = 236,387.33 : x
  2. Step 2: Convert to fraction form
    427,386.14/589,774.86 = 236,387.33/x
  3. Step 3: Cross multiply
    427,386.14x = 589,774.86 × 236,387.33
  4. Step 4: Simplify right side
    427,386.14x = 139,415,304,456.52
  5. Step 5: Solve for x
    x = 139,415,304,456.52/427,386.14
  6. Step 6: Final answer
    x = 326,204.55

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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.