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Finding the Fourth Proportional to 672,005.90, 967,564.08 and 672,005.90

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Solution

The fourth proportional to 672,005.90, 967,564.08 and 672,005.90 is: 967,564.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    672,005.90 : 967,564.08 = 672,005.90 : x
  2. Step 2: Convert to fraction form
    672,005.90/967,564.08 = 672,005.90/x
  3. Step 3: Cross multiply
    672,005.90x = 967,564.08 × 672,005.90
  4. Step 4: Simplify right side
    672,005.90x = 650,208,770,388.07
  5. Step 5: Solve for x
    x = 650,208,770,388.07/672,005.90
  6. Step 6: Final answer
    x = 967,564.08

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Why These Related Problems?

These problems maintain the same ratio (1.44) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.