Home / 872,860.38-1,203,863.40-597,381.18

Finding the Fourth Proportional to 872,860.38, 1,203,863.40 and 597,381.18

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Solution

The fourth proportional to 872,860.38, 1,203,863.40 and 597,381.18 is: 823,917.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    872,860.38 : 1,203,863.40 = 597,381.18 : x
  2. Step 2: Convert to fraction form
    872,860.38/1,203,863.40 = 597,381.18/x
  3. Step 3: Cross multiply
    872,860.38x = 1,203,863.40 × 597,381.18
  4. Step 4: Simplify right side
    872,860.38x = 719,165,338,450.81
  5. Step 5: Solve for x
    x = 719,165,338,450.81/872,860.38
  6. Step 6: Final answer
    x = 823,917.95

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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.