Home / 762,187.06-1,143,723.46-341,462.93

Finding the Fourth Proportional to 762,187.06, 1,143,723.46 and 341,462.93

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Solution

The fourth proportional to 762,187.06, 1,143,723.46 and 341,462.93 is: 512,392.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    762,187.06 : 1,143,723.46 = 341,462.93 : x
  2. Step 2: Convert to fraction form
    762,187.06/1,143,723.46 = 341,462.93/x
  3. Step 3: Cross multiply
    762,187.06x = 1,143,723.46 × 341,462.93
  4. Step 4: Simplify right side
    762,187.06x = 390,539,165,766.99
  5. Step 5: Solve for x
    x = 390,539,165,766.99/762,187.06
  6. Step 6: Final answer
    x = 512,392.81

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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.