Home / 648,226.72-972,340.04-174,911.32

Finding the Fourth Proportional to 648,226.72, 972,340.04 and 174,911.32

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Solution

The fourth proportional to 648,226.72, 972,340.04 and 174,911.32 is: 262,366.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    648,226.72 : 972,340.04 = 174,911.32 : x
  2. Step 2: Convert to fraction form
    648,226.72/972,340.04 = 174,911.32/x
  3. Step 3: Cross multiply
    648,226.72x = 972,340.04 × 174,911.32
  4. Step 4: Simplify right side
    648,226.72x = 170,073,279,885.25
  5. Step 5: Solve for x
    x = 170,073,279,885.25/648,226.72
  6. Step 6: Final answer
    x = 262,366.97

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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.