Home / 866,222.70-1,299,334.05-656,270.70

Finding the Fourth Proportional to 866,222.70, 1,299,334.05 and 656,270.70

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Solution

The fourth proportional to 866,222.70, 1,299,334.05 and 656,270.70 is: 984,406.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    866,222.70 : 1,299,334.05 = 656,270.70 : x
  2. Step 2: Convert to fraction form
    866,222.70/1,299,334.05 = 656,270.70/x
  3. Step 3: Cross multiply
    866,222.70x = 1,299,334.05 × 656,270.70
  4. Step 4: Simplify right side
    866,222.70x = 852,714,866,527.34
  5. Step 5: Solve for x
    x = 852,714,866,527.34/866,222.70
  6. Step 6: Final answer
    x = 984,406.05

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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.