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Finding the Fourth Proportional to 265,533.33, 397,955.52 and 107,675.67

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Solution

The fourth proportional to 265,533.33, 397,955.52 and 107,675.67 is: 161,373.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,533.33 : 397,955.52 = 107,675.67 : x
  2. Step 2: Convert to fraction form
    265,533.33/397,955.52 = 107,675.67/x
  3. Step 3: Cross multiply
    265,533.33x = 397,955.52 × 107,675.67
  4. Step 4: Simplify right side
    265,533.33x = 42,850,127,246.20
  5. Step 5: Solve for x
    x = 42,850,127,246.20/265,533.33
  6. Step 6: Final answer
    x = 161,373.82

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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.