Home / 427,396.32-589,770.18-236,362.16

Finding the Fourth Proportional to 427,396.32, 589,770.18 and 236,362.16

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Solution

The fourth proportional to 427,396.32, 589,770.18 and 236,362.16 is: 326,159.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    427,396.32 : 589,770.18 = 236,362.16 : x
  2. Step 2: Convert to fraction form
    427,396.32/589,770.18 = 236,362.16/x
  3. Step 3: Cross multiply
    427,396.32x = 589,770.18 × 236,362.16
  4. Step 4: Simplify right side
    427,396.32x = 139,399,353,648.39
  5. Step 5: Solve for x
    x = 139,399,353,648.39/427,396.32
  6. Step 6: Final answer
    x = 326,159.46

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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.