Home / 893,494.71-1,233,032.22-485,596.58

Finding the Fourth Proportional to 893,494.71, 1,233,032.22 and 485,596.58

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Solution

The fourth proportional to 893,494.71, 1,233,032.22 and 485,596.58 is: 670,128.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    893,494.71 : 1,233,032.22 = 485,596.58 : x
  2. Step 2: Convert to fraction form
    893,494.71/1,233,032.22 = 485,596.58/x
  3. Step 3: Cross multiply
    893,494.71x = 1,233,032.22 × 485,596.58
  4. Step 4: Simplify right side
    893,494.71x = 598,756,222,896.65
  5. Step 5: Solve for x
    x = 598,756,222,896.65/893,494.71
  6. Step 6: Final answer
    x = 670,128.45

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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.