Home / 896,118.12-1,343,624.36-440,129.43

Finding the Fourth Proportional to 896,118.12, 1,343,624.36 and 440,129.43

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Solution

The fourth proportional to 896,118.12, 1,343,624.36 and 440,129.43 is: 659,922.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    896,118.12 : 1,343,624.36 = 440,129.43 : x
  2. Step 2: Convert to fraction form
    896,118.12/1,343,624.36 = 440,129.43/x
  3. Step 3: Cross multiply
    896,118.12x = 1,343,624.36 × 440,129.43
  4. Step 4: Simplify right side
    896,118.12x = 591,368,621,500.27
  5. Step 5: Solve for x
    x = 591,368,621,500.27/896,118.12
  6. Step 6: Final answer
    x = 659,922.62

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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.