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Finding the Fourth Proportional to 554,668.16, 832,000.41 and 133,944.03

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Solution

The fourth proportional to 554,668.16, 832,000.41 and 133,944.03 is: 200,915.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    554,668.16 : 832,000.41 = 133,944.03 : x
  2. Step 2: Convert to fraction form
    554,668.16/832,000.41 = 133,944.03/x
  3. Step 3: Cross multiply
    554,668.16x = 832,000.41 × 133,944.03
  4. Step 4: Simplify right side
    554,668.16x = 111,441,487,877.05
  5. Step 5: Solve for x
    x = 111,441,487,877.05/554,668.16
  6. Step 6: Final answer
    x = 200,915.60

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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.