Home / 644,504.32-966,688.44-171,237.52

Finding the Fourth Proportional to 644,504.32, 966,688.44 and 171,237.52

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Solution

The fourth proportional to 644,504.32, 966,688.44 and 171,237.52 is: 256,838.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    644,504.32 : 966,688.44 = 171,237.52 : x
  2. Step 2: Convert to fraction form
    644,504.32/966,688.44 = 171,237.52/x
  3. Step 3: Cross multiply
    644,504.32x = 966,688.44 × 171,237.52
  4. Step 4: Simplify right side
    644,504.32x = 165,533,331,078.27
  5. Step 5: Solve for x
    x = 165,533,331,078.27/644,504.32
  6. Step 6: Final answer
    x = 256,838.20

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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.