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Finding the Fourth Proportional to 436,199.22, 654,329.94 and 116,349.30

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Solution

The fourth proportional to 436,199.22, 654,329.94 and 116,349.30 is: 174,532.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,199.22 : 654,329.94 = 116,349.30 : x
  2. Step 2: Convert to fraction form
    436,199.22/654,329.94 = 116,349.30/x
  3. Step 3: Cross multiply
    436,199.22x = 654,329.94 × 116,349.30
  4. Step 4: Simplify right side
    436,199.22x = 76,130,830,488.04
  5. Step 5: Solve for x
    x = 76,130,830,488.04/436,199.22
  6. Step 6: Final answer
    x = 174,532.25

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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.