Home / 427,163.23-589,466.59-233,567.29

Finding the Fourth Proportional to 427,163.23, 589,466.59 and 233,567.29

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Solution

The fourth proportional to 427,163.23, 589,466.59 and 233,567.29 is: 322,312.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    427,163.23 : 589,466.59 = 233,567.29 : x
  2. Step 2: Convert to fraction form
    427,163.23/589,466.59 = 233,567.29/x
  3. Step 3: Cross multiply
    427,163.23x = 589,466.59 × 233,567.29
  4. Step 4: Simplify right side
    427,163.23x = 137,680,113,971.84
  5. Step 5: Solve for x
    x = 137,680,113,971.84/427,163.23
  6. Step 6: Final answer
    x = 322,312.65

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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.