Home / 619,865.14-929,436.44-240,342.50

Finding the Fourth Proportional to 619,865.14, 929,436.44 and 240,342.50

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Solution

The fourth proportional to 619,865.14, 929,436.44 and 240,342.50 is: 360,373.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    619,865.14 : 929,436.44 = 240,342.50 : x
  2. Step 2: Convert to fraction form
    619,865.14/929,436.44 = 240,342.50/x
  3. Step 3: Cross multiply
    619,865.14x = 929,436.44 × 240,342.50
  4. Step 4: Simplify right side
    619,865.14x = 223,383,077,580.70
  5. Step 5: Solve for x
    x = 223,383,077,580.70/619,865.14
  6. Step 6: Final answer
    x = 360,373.67

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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.