Home / 603,110.87-832,307.46-327,480.34

Finding the Fourth Proportional to 603,110.87, 832,307.46 and 327,480.34

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Solution

The fourth proportional to 603,110.87, 832,307.46 and 327,480.34 is: 451,930.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    603,110.87 : 832,307.46 = 327,480.34 : x
  2. Step 2: Convert to fraction form
    603,110.87/832,307.46 = 327,480.34/x
  3. Step 3: Cross multiply
    603,110.87x = 832,307.46 × 327,480.34
  4. Step 4: Simplify right side
    603,110.87x = 272,564,329,985.34
  5. Step 5: Solve for x
    x = 272,564,329,985.34/603,110.87
  6. Step 6: Final answer
    x = 451,930.72

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.