Home / 945,974.16-1,418,117.30-346,795.38

Finding the Fourth Proportional to 945,974.16, 1,418,117.30 and 346,795.38

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Solution

The fourth proportional to 945,974.16, 1,418,117.30 and 346,795.38 is: 519,883.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    945,974.16 : 1,418,117.30 = 346,795.38 : x
  2. Step 2: Convert to fraction form
    945,974.16/1,418,117.30 = 346,795.38/x
  3. Step 3: Cross multiply
    945,974.16x = 1,418,117.30 × 346,795.38
  4. Step 4: Simplify right side
    945,974.16x = 491,796,527,938.07
  5. Step 5: Solve for x
    x = 491,796,527,938.07/945,974.16
  6. Step 6: Final answer
    x = 519,883.68

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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.