Home / 464,947.20-697,328.96-127,900.89

Finding the Fourth Proportional to 464,947.20, 697,328.96 and 127,900.89

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Solution

The fourth proportional to 464,947.20, 697,328.96 and 127,900.89 is: 191,826.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    464,947.20 : 697,328.96 = 127,900.89 : x
  2. Step 2: Convert to fraction form
    464,947.20/697,328.96 = 127,900.89/x
  3. Step 3: Cross multiply
    464,947.20x = 697,328.96 × 127,900.89
  4. Step 4: Simplify right side
    464,947.20x = 89,188,993,967.27
  5. Step 5: Solve for x
    x = 89,188,993,967.27/464,947.20
  6. Step 6: Final answer
    x = 191,826.07

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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.