Home / 516,904.86-774,683.42-263,972.16

Finding the Fourth Proportional to 516,904.86, 774,683.42 and 263,972.16

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Solution

The fourth proportional to 516,904.86, 774,683.42 and 263,972.16 is: 395,614.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    516,904.86 : 774,683.42 = 263,972.16 : x
  2. Step 2: Convert to fraction form
    516,904.86/774,683.42 = 263,972.16/x
  3. Step 3: Cross multiply
    516,904.86x = 774,683.42 × 263,972.16
  4. Step 4: Simplify right side
    516,904.86x = 204,494,854,373.73
  5. Step 5: Solve for x
    x = 204,494,854,373.73/516,904.86
  6. Step 6: Final answer
    x = 395,614.11

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1.5x scale

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.