Home / 1,023,606.75-1,535,354.73-313,636.84

Finding the Fourth Proportional to 1,023,606.75, 1,535,354.73 and 313,636.84

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Solution

The fourth proportional to 1,023,606.75, 1,535,354.73 and 313,636.84 is: 470,438.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,023,606.75 : 1,535,354.73 = 313,636.84 : x
  2. Step 2: Convert to fraction form
    1,023,606.75/1,535,354.73 = 313,636.84/x
  3. Step 3: Cross multiply
    1,023,606.75x = 1,535,354.73 × 313,636.84
  4. Step 4: Simplify right side
    1,023,606.75x = 481,543,805,796.25
  5. Step 5: Solve for x
    x = 481,543,805,796.25/1,023,606.75
  6. Step 6: Final answer
    x = 470,438.29

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1.5x scale

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.