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Finding the Fourth Proportional to 554,068.00, 764,580.94 and 321,476.95

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Solution

The fourth proportional to 554,068.00, 764,580.94 and 321,476.95 is: 443,619.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    554,068.00 : 764,580.94 = 321,476.95 : x
  2. Step 2: Convert to fraction form
    554,068.00/764,580.94 = 321,476.95/x
  3. Step 3: Cross multiply
    554,068.00x = 764,580.94 × 321,476.95
  4. Step 4: Simplify right side
    554,068.00x = 245,795,148,771.37
  5. Step 5: Solve for x
    x = 245,795,148,771.37/554,068.00
  6. Step 6: Final answer
    x = 443,619.11

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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.