Home / 427,195.08-589,532.22-233,603.64

Finding the Fourth Proportional to 427,195.08, 589,532.22 and 233,603.64

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Solution

The fourth proportional to 427,195.08, 589,532.22 and 233,603.64 is: 322,374.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    427,195.08 : 589,532.22 = 233,603.64 : x
  2. Step 2: Convert to fraction form
    427,195.08/589,532.22 = 233,603.64/x
  3. Step 3: Cross multiply
    427,195.08x = 589,532.22 × 233,603.64
  4. Step 4: Simplify right side
    427,195.08x = 137,716,872,489.28
  5. Step 5: Solve for x
    x = 137,716,872,489.28/427,195.08
  6. Step 6: Final answer
    x = 322,374.67

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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.