Home / 805,476.41-1,111,726.58-510,935.61

Finding the Fourth Proportional to 805,476.41, 1,111,726.58 and 510,935.61

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Solution

The fourth proportional to 805,476.41, 1,111,726.58 and 510,935.61 is: 705,198.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    805,476.41 : 1,111,726.58 = 510,935.61 : x
  2. Step 2: Convert to fraction form
    805,476.41/1,111,726.58 = 510,935.61/x
  3. Step 3: Cross multiply
    805,476.41x = 1,111,726.58 × 510,935.61
  4. Step 4: Simplify right side
    805,476.41x = 568,020,698,305.51
  5. Step 5: Solve for x
    x = 568,020,698,305.51/805,476.41
  6. Step 6: Final answer
    x = 705,198.43

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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.