Home / 903,495.71-1,355,368.60-304,628.18

Finding the Fourth Proportional to 903,495.71, 1,355,368.60 and 304,628.18

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Solution

The fourth proportional to 903,495.71, 1,355,368.60 and 304,628.18 is: 456,984.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    903,495.71 : 1,355,368.60 = 304,628.18 : x
  2. Step 2: Convert to fraction form
    903,495.71/1,355,368.60 = 304,628.18/x
  3. Step 3: Cross multiply
    903,495.71x = 1,355,368.60 × 304,628.18
  4. Step 4: Simplify right side
    903,495.71x = 412,883,469,847.15
  5. Step 5: Solve for x
    x = 412,883,469,847.15/903,495.71
  6. Step 6: Final answer
    x = 456,984.43

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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.