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Finding the Fourth Proportional to 472,995.33, 709,071.03 and 173,405.96

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Solution

The fourth proportional to 472,995.33, 709,071.03 and 173,405.96 is: 259,954.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    472,995.33 : 709,071.03 = 173,405.96 : x
  2. Step 2: Convert to fraction form
    472,995.33/709,071.03 = 173,405.96/x
  3. Step 3: Cross multiply
    472,995.33x = 709,071.03 × 173,405.96
  4. Step 4: Simplify right side
    472,995.33x = 122,957,141,779.00
  5. Step 5: Solve for x
    x = 122,957,141,779.00/472,995.33
  6. Step 6: Final answer
    x = 259,954.24

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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.