Home / 897,268.60-1,238,196.30-494,860.60

Finding the Fourth Proportional to 897,268.60, 1,238,196.30 and 494,860.60

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Solution

The fourth proportional to 897,268.60, 1,238,196.30 and 494,860.60 is: 682,888.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    897,268.60 : 1,238,196.30 = 494,860.60 : x
  2. Step 2: Convert to fraction form
    897,268.60/1,238,196.30 = 494,860.60/x
  3. Step 3: Cross multiply
    897,268.60x = 1,238,196.30 × 494,860.60
  4. Step 4: Simplify right side
    897,268.60x = 612,734,563,935.78
  5. Step 5: Solve for x
    x = 612,734,563,935.78/897,268.60
  6. Step 6: Final answer
    x = 682,888.67

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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.