Home / 839,861.91-1,260,315.32-341,225.91

Finding the Fourth Proportional to 839,861.91, 1,260,315.32 and 341,225.91

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Solution

The fourth proportional to 839,861.91, 1,260,315.32 and 341,225.91 is: 512,051.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    839,861.91 : 1,260,315.32 = 341,225.91 : x
  2. Step 2: Convert to fraction form
    839,861.91/1,260,315.32 = 341,225.91/x
  3. Step 3: Cross multiply
    839,861.91x = 1,260,315.32 × 341,225.91
  4. Step 4: Simplify right side
    839,861.91x = 430,052,240,247.81
  5. Step 5: Solve for x
    x = 430,052,240,247.81/839,861.91
  6. Step 6: Final answer
    x = 512,051.13

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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.