Home / 427,393.32-589,766.04-236,359.16

Finding the Fourth Proportional to 427,393.32, 589,766.04 and 236,359.16

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Solution

The fourth proportional to 427,393.32, 589,766.04 and 236,359.16 is: 326,155.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    427,393.32 : 589,766.04 = 236,359.16 : x
  2. Step 2: Convert to fraction form
    427,393.32/589,766.04 = 236,359.16/x
  3. Step 3: Cross multiply
    427,393.32x = 589,766.04 × 236,359.16
  4. Step 4: Simplify right side
    427,393.32x = 139,396,605,810.93
  5. Step 5: Solve for x
    x = 139,396,605,810.93/427,393.32
  6. Step 6: Final answer
    x = 326,155.32

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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.