Home / 591,248.63-815,923.10-322,976.63

Finding the Fourth Proportional to 591,248.63, 815,923.10 and 322,976.63

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Solution

The fourth proportional to 591,248.63, 815,923.10 and 322,976.63 is: 445,707.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    591,248.63 : 815,923.10 = 322,976.63 : x
  2. Step 2: Convert to fraction form
    591,248.63/815,923.10 = 322,976.63/x
  3. Step 3: Cross multiply
    591,248.63x = 815,923.10 × 322,976.63
  4. Step 4: Simplify right side
    591,248.63x = 263,524,089,904.98
  5. Step 5: Solve for x
    x = 263,524,089,904.98/591,248.63
  6. Step 6: Final answer
    x = 445,707.74

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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.