Home / 427,384.14-589,772.10-236,385.33

Finding the Fourth Proportional to 427,384.14, 589,772.10 and 236,385.33

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Solution

The fourth proportional to 427,384.14, 589,772.10 and 236,385.33 is: 326,201.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    427,384.14 : 589,772.10 = 236,385.33 : x
  2. Step 2: Convert to fraction form
    427,384.14/589,772.10 = 236,385.33/x
  3. Step 3: Cross multiply
    427,384.14x = 589,772.10 × 236,385.33
  4. Step 4: Simplify right side
    427,384.14x = 139,413,472,483.29
  5. Step 5: Solve for x
    x = 139,413,472,483.29/427,384.14
  6. Step 6: Final answer
    x = 326,201.79

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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.