Home / 827,057.80-1,141,365.30-464,489.38

Finding the Fourth Proportional to 827,057.80, 1,141,365.30 and 464,489.38

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Solution

The fourth proportional to 827,057.80, 1,141,365.30 and 464,489.38 is: 641,009.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    827,057.80 : 1,141,365.30 = 464,489.38 : x
  2. Step 2: Convert to fraction form
    827,057.80/1,141,365.30 = 464,489.38/x
  3. Step 3: Cross multiply
    827,057.80x = 1,141,365.30 × 464,489.38
  4. Step 4: Simplify right side
    827,057.80x = 530,152,060,550.51
  5. Step 5: Solve for x
    x = 530,152,060,550.51/827,057.80
  6. Step 6: Final answer
    x = 641,009.69

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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.