Home / 426,928.56-589,173.21-235,954.32

Finding the Fourth Proportional to 426,928.56, 589,173.21 and 235,954.32

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Solution

The fourth proportional to 426,928.56, 589,173.21 and 235,954.32 is: 325,623.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    426,928.56 : 589,173.21 = 235,954.32 : x
  2. Step 2: Convert to fraction form
    426,928.56/589,173.21 = 235,954.32/x
  3. Step 3: Cross multiply
    426,928.56x = 589,173.21 × 235,954.32
  4. Step 4: Simplify right side
    426,928.56x = 139,017,964,127.77
  5. Step 5: Solve for x
    x = 139,017,964,127.77/426,928.56
  6. Step 6: Final answer
    x = 325,623.48

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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.