Home / 863,157.27-1,191,227.93-476,048.41

Finding the Fourth Proportional to 863,157.27, 1,191,227.93 and 476,048.41

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Solution

The fourth proportional to 863,157.27, 1,191,227.93 and 476,048.41 is: 656,985.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    863,157.27 : 1,191,227.93 = 476,048.41 : x
  2. Step 2: Convert to fraction form
    863,157.27/1,191,227.93 = 476,048.41/x
  3. Step 3: Cross multiply
    863,157.27x = 1,191,227.93 × 476,048.41
  4. Step 4: Simplify right side
    863,157.27x = 567,082,162,024.09
  5. Step 5: Solve for x
    x = 567,082,162,024.09/863,157.27
  6. Step 6: Final answer
    x = 656,985.91

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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.