Home / 388,593.28-583,036.80-152,104.96

Finding the Fourth Proportional to 388,593.28, 583,036.80 and 152,104.96

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Solution

The fourth proportional to 388,593.28, 583,036.80 and 152,104.96 is: 228,214.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    388,593.28 : 583,036.80 = 152,104.96 : x
  2. Step 2: Convert to fraction form
    388,593.28/583,036.80 = 152,104.96/x
  3. Step 3: Cross multiply
    388,593.28x = 583,036.80 × 152,104.96
  4. Step 4: Simplify right side
    388,593.28x = 88,682,789,142.53
  5. Step 5: Solve for x
    x = 88,682,789,142.53/388,593.28
  6. Step 6: Final answer
    x = 228,214.93

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.