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Finding the Fourth Proportional to 655,772.03, 983,693.15 and 206,527.89

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Solution

The fourth proportional to 655,772.03, 983,693.15 and 206,527.89 is: 309,802.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    655,772.03 : 983,693.15 = 206,527.89 : x
  2. Step 2: Convert to fraction form
    655,772.03/983,693.15 = 206,527.89/x
  3. Step 3: Cross multiply
    655,772.03x = 983,693.15 × 206,527.89
  4. Step 4: Simplify right side
    655,772.03x = 203,160,070,676.95
  5. Step 5: Solve for x
    x = 203,160,070,676.95/655,772.03
  6. Step 6: Final answer
    x = 309,802.89

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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.