Home / 896,003.60-1,344,267.78-264,933.80

Finding the Fourth Proportional to 896,003.60, 1,344,267.78 and 264,933.80

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Solution

The fourth proportional to 896,003.60, 1,344,267.78 and 264,933.80 is: 397,478.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    896,003.60 : 1,344,267.78 = 264,933.80 : x
  2. Step 2: Convert to fraction form
    896,003.60/1,344,267.78 = 264,933.80/x
  3. Step 3: Cross multiply
    896,003.60x = 1,344,267.78 × 264,933.80
  4. Step 4: Simplify right side
    896,003.60x = 356,141,971,172.96
  5. Step 5: Solve for x
    x = 356,141,971,172.96/896,003.60
  6. Step 6: Final answer
    x = 397,478.28

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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.