Home / 830,527.20-1,244,961.36-410,104.80

Finding the Fourth Proportional to 830,527.20, 1,244,961.36 and 410,104.80

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Solution

The fourth proportional to 830,527.20, 1,244,961.36 and 410,104.80 is: 614,747.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    830,527.20 : 1,244,961.36 = 410,104.80 : x
  2. Step 2: Convert to fraction form
    830,527.20/1,244,961.36 = 410,104.80/x
  3. Step 3: Cross multiply
    830,527.20x = 1,244,961.36 × 410,104.80
  4. Step 4: Simplify right side
    830,527.20x = 510,564,629,550.53
  5. Step 5: Solve for x
    x = 510,564,629,550.53/830,527.20
  6. Step 6: Final answer
    x = 614,747.63

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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.