Home / 866,915.13-1,196,583.30-504,409.01

Finding the Fourth Proportional to 866,915.13, 1,196,583.30 and 504,409.01

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Solution

The fourth proportional to 866,915.13, 1,196,583.30 and 504,409.01 is: 696,224.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    866,915.13 : 1,196,583.30 = 504,409.01 : x
  2. Step 2: Convert to fraction form
    866,915.13/1,196,583.30 = 504,409.01/x
  3. Step 3: Cross multiply
    866,915.13x = 1,196,583.30 × 504,409.01
  4. Step 4: Simplify right side
    866,915.13x = 603,567,397,735.53
  5. Step 5: Solve for x
    x = 603,567,397,735.53/866,915.13
  6. Step 6: Final answer
    x = 696,224.32

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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.