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Finding the Fourth Proportional to 540,606.00, 745,970.53 and 298,855.02

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Solution

The fourth proportional to 540,606.00, 745,970.53 and 298,855.02 is: 412,383.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    540,606.00 : 745,970.53 = 298,855.02 : x
  2. Step 2: Convert to fraction form
    540,606.00/745,970.53 = 298,855.02/x
  3. Step 3: Cross multiply
    540,606.00x = 745,970.53 × 298,855.02
  4. Step 4: Simplify right side
    540,606.00x = 222,937,040,273.17
  5. Step 5: Solve for x
    x = 222,937,040,273.17/540,606.00
  6. Step 6: Final answer
    x = 412,383.58

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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.