Home / 427,288.15-589,635.64-233,658.17

Finding the Fourth Proportional to 427,288.15, 589,635.64 and 233,658.17

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Solution

The fourth proportional to 427,288.15, 589,635.64 and 233,658.17 is: 322,436.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    427,288.15 : 589,635.64 = 233,658.17 : x
  2. Step 2: Convert to fraction form
    427,288.15/589,635.64 = 233,658.17/x
  3. Step 3: Cross multiply
    427,288.15x = 589,635.64 × 233,658.17
  4. Step 4: Simplify right side
    427,288.15x = 137,773,184,609.18
  5. Step 5: Solve for x
    x = 137,773,184,609.18/427,288.15
  6. Step 6: Final answer
    x = 322,436.24

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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.