Home / 416,437.12-574,683.47-225,450.60

Finding the Fourth Proportional to 416,437.12, 574,683.47 and 225,450.60

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Solution

The fourth proportional to 416,437.12, 574,683.47 and 225,450.60 is: 311,121.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    416,437.12 : 574,683.47 = 225,450.60 : x
  2. Step 2: Convert to fraction form
    416,437.12/574,683.47 = 225,450.60/x
  3. Step 3: Cross multiply
    416,437.12x = 574,683.47 × 225,450.60
  4. Step 4: Simplify right side
    416,437.12x = 129,562,733,121.58
  5. Step 5: Solve for x
    x = 129,562,733,121.58/416,437.12
  6. Step 6: Final answer
    x = 311,121.96

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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.