Home / 427,231.90-589,583.82-236,258.20

Finding the Fourth Proportional to 427,231.90, 589,583.82 and 236,258.20

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Solution

The fourth proportional to 427,231.90, 589,583.82 and 236,258.20 is: 326,038.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    427,231.90 : 589,583.82 = 236,258.20 : x
  2. Step 2: Convert to fraction form
    427,231.90/589,583.82 = 236,258.20/x
  3. Step 3: Cross multiply
    427,231.90x = 589,583.82 × 236,258.20
  4. Step 4: Simplify right side
    427,231.90x = 139,294,012,062.32
  5. Step 5: Solve for x
    x = 139,294,012,062.32/427,231.90
  6. Step 6: Final answer
    x = 326,038.42

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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.