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Finding the Fourth Proportional to 235,296.04, 324,485.04 and 154,791.76

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Solution

The fourth proportional to 235,296.04, 324,485.04 and 154,791.76 is: 213,465.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,296.04 : 324,485.04 = 154,791.76 : x
  2. Step 2: Convert to fraction form
    235,296.04/324,485.04 = 154,791.76/x
  3. Step 3: Cross multiply
    235,296.04x = 324,485.04 × 154,791.76
  4. Step 4: Simplify right side
    235,296.04x = 50,227,610,435.27
  5. Step 5: Solve for x
    x = 50,227,610,435.27/235,296.04
  6. Step 6: Final answer
    x = 213,465.60

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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.