Home / 827,208.74-1,141,523.18-459,684.64

Finding the Fourth Proportional to 827,208.74, 1,141,523.18 and 459,684.64

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Solution

The fourth proportional to 827,208.74, 1,141,523.18 and 459,684.64 is: 634,350.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    827,208.74 : 1,141,523.18 = 459,684.64 : x
  2. Step 2: Convert to fraction form
    827,208.74/1,141,523.18 = 459,684.64/x
  3. Step 3: Cross multiply
    827,208.74x = 1,141,523.18 × 459,684.64
  4. Step 4: Simplify right side
    827,208.74x = 524,740,672,049.96
  5. Step 5: Solve for x
    x = 524,740,672,049.96/827,208.74
  6. Step 6: Final answer
    x = 634,350.98

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.