Home / 397,767.64-596,106.04-210,404.92

Finding the Fourth Proportional to 397,767.64, 596,106.04 and 210,404.92

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Solution

The fourth proportional to 397,767.64, 596,106.04 and 210,404.92 is: 315,318.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    397,767.64 : 596,106.04 = 210,404.92 : x
  2. Step 2: Convert to fraction form
    397,767.64/596,106.04 = 210,404.92/x
  3. Step 3: Cross multiply
    397,767.64x = 596,106.04 × 210,404.92
  4. Step 4: Simplify right side
    397,767.64x = 125,423,643,657.72
  5. Step 5: Solve for x
    x = 125,423,643,657.72/397,767.64
  6. Step 6: Final answer
    x = 315,318.87

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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.