Home / 427,526.80-589,977.86-233,933.76

Finding the Fourth Proportional to 427,526.80, 589,977.86 and 233,933.76

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Solution

The fourth proportional to 427,526.80, 589,977.86 and 233,933.76 is: 322,823.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    427,526.80 : 589,977.86 = 233,933.76 : x
  2. Step 2: Convert to fraction form
    427,526.80/589,977.86 = 233,933.76/x
  3. Step 3: Cross multiply
    427,526.80x = 589,977.86 × 233,933.76
  4. Step 4: Simplify right side
    427,526.80x = 138,015,737,936.89
  5. Step 5: Solve for x
    x = 138,015,737,936.89/427,526.80
  6. Step 6: Final answer
    x = 322,823.60

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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.