Home / 684,522.83-1,025,212.09-341,914.65

Finding the Fourth Proportional to 684,522.83, 1,025,212.09 and 341,914.65

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Solution

The fourth proportional to 684,522.83, 1,025,212.09 and 341,914.65 is: 512,086.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    684,522.83 : 1,025,212.09 = 341,914.65 : x
  2. Step 2: Convert to fraction form
    684,522.83/1,025,212.09 = 341,914.65/x
  3. Step 3: Cross multiply
    684,522.83x = 1,025,212.09 × 341,914.65
  4. Step 4: Simplify right side
    684,522.83x = 350,535,034,636.69
  5. Step 5: Solve for x
    x = 350,535,034,636.69/684,522.83
  6. Step 6: Final answer
    x = 512,086.69

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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.