Home / 836,040.72-1,153,744.52-454,074.96

Finding the Fourth Proportional to 836,040.72, 1,153,744.52 and 454,074.96

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Solution

The fourth proportional to 836,040.72, 1,153,744.52 and 454,074.96 is: 626,627.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    836,040.72 : 1,153,744.52 = 454,074.96 : x
  2. Step 2: Convert to fraction form
    836,040.72/1,153,744.52 = 454,074.96/x
  3. Step 3: Cross multiply
    836,040.72x = 1,153,744.52 × 454,074.96
  4. Step 4: Simplify right side
    836,040.72x = 523,886,496,769.22
  5. Step 5: Solve for x
    x = 523,886,496,769.22/836,040.72
  6. Step 6: Final answer
    x = 626,627.97

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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.