Home / 456,557.58-684,770.76-190,268.46

Finding the Fourth Proportional to 456,557.58, 684,770.76 and 190,268.46

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Solution

The fourth proportional to 456,557.58, 684,770.76 and 190,268.46 is: 285,375.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    456,557.58 : 684,770.76 = 190,268.46 : x
  2. Step 2: Convert to fraction form
    456,557.58/684,770.76 = 190,268.46/x
  3. Step 3: Cross multiply
    456,557.58x = 684,770.76 × 190,268.46
  4. Step 4: Simplify right side
    456,557.58x = 130,290,277,958.23
  5. Step 5: Solve for x
    x = 130,290,277,958.23/456,557.58
  6. Step 6: Final answer
    x = 285,375.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.