Home / 827,214.82-1,141,584.15-459,707.45

Finding the Fourth Proportional to 827,214.82, 1,141,584.15 and 459,707.45

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Solution

The fourth proportional to 827,214.82, 1,141,584.15 and 459,707.45 is: 634,411.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    827,214.82 : 1,141,584.15 = 459,707.45 : x
  2. Step 2: Convert to fraction form
    827,214.82/1,141,584.15 = 459,707.45/x
  3. Step 3: Cross multiply
    827,214.82x = 1,141,584.15 × 459,707.45
  4. Step 4: Simplify right side
    827,214.82x = 524,794,737,685.36
  5. Step 5: Solve for x
    x = 524,794,737,685.36/827,214.82
  6. Step 6: Final answer
    x = 634,411.67

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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.