Home / 698,731.00-1,048,096.75-218,996.03

Finding the Fourth Proportional to 698,731.00, 1,048,096.75 and 218,996.03

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Solution

The fourth proportional to 698,731.00, 1,048,096.75 and 218,996.03 is: 328,494.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    698,731.00 : 1,048,096.75 = 218,996.03 : x
  2. Step 2: Convert to fraction form
    698,731.00/1,048,096.75 = 218,996.03/x
  3. Step 3: Cross multiply
    698,731.00x = 1,048,096.75 × 218,996.03
  4. Step 4: Simplify right side
    698,731.00x = 229,529,026,269.53
  5. Step 5: Solve for x
    x = 229,529,026,269.53/698,731.00
  6. Step 6: Final answer
    x = 328,494.12

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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.