Home / 370,176.33-510,796.38-217,158.69

Finding the Fourth Proportional to 370,176.33, 510,796.38 and 217,158.69

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Solution

The fourth proportional to 370,176.33, 510,796.38 and 217,158.69 is: 299,651.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,176.33 : 510,796.38 = 217,158.69 : x
  2. Step 2: Convert to fraction form
    370,176.33/510,796.38 = 217,158.69/x
  3. Step 3: Cross multiply
    370,176.33x = 510,796.38 × 217,158.69
  4. Step 4: Simplify right side
    370,176.33x = 110,923,872,737.54
  5. Step 5: Solve for x
    x = 110,923,872,737.54/370,176.33
  6. Step 6: Final answer
    x = 299,651.45

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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.