Home / 388,933.83-583,013.16-164,350.80

Finding the Fourth Proportional to 388,933.83, 583,013.16 and 164,350.80

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Solution

The fourth proportional to 388,933.83, 583,013.16 and 164,350.80 is: 246,362.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    388,933.83 : 583,013.16 = 164,350.80 : x
  2. Step 2: Convert to fraction form
    388,933.83/583,013.16 = 164,350.80/x
  3. Step 3: Cross multiply
    388,933.83x = 583,013.16 × 164,350.80
  4. Step 4: Simplify right side
    388,933.83x = 95,818,679,256.53
  5. Step 5: Solve for x
    x = 95,818,679,256.53/388,933.83
  6. Step 6: Final answer
    x = 246,362.42

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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.