Home / 903,709.05-1,354,617.75-304,463.13

Finding the Fourth Proportional to 903,709.05, 1,354,617.75 and 304,463.13

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Solution

The fourth proportional to 903,709.05, 1,354,617.75 and 304,463.13 is: 456,376.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    903,709.05 : 1,354,617.75 = 304,463.13 : x
  2. Step 2: Convert to fraction form
    903,709.05/1,354,617.75 = 304,463.13/x
  3. Step 3: Cross multiply
    903,709.05x = 1,354,617.75 × 304,463.13
  4. Step 4: Simplify right side
    903,709.05x = 412,431,160,118.56
  5. Step 5: Solve for x
    x = 412,431,160,118.56/903,709.05
  6. Step 6: Final answer
    x = 456,376.04

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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.