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Finding the Fourth Proportional to 555,201.06, 832,801.49 and 302,693.89

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Solution

The fourth proportional to 555,201.06, 832,801.49 and 302,693.89 is: 454,040.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    555,201.06 : 832,801.49 = 302,693.89 : x
  2. Step 2: Convert to fraction form
    555,201.06/832,801.49 = 302,693.89/x
  3. Step 3: Cross multiply
    555,201.06x = 832,801.49 × 302,693.89
  4. Step 4: Simplify right side
    555,201.06x = 252,083,919,010.42
  5. Step 5: Solve for x
    x = 252,083,919,010.42/555,201.06
  6. Step 6: Final answer
    x = 454,040.77

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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.