Home / 945,960.49-1,418,096.99-346,781.76

Finding the Fourth Proportional to 945,960.49, 1,418,096.99 and 346,781.76

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Solution

The fourth proportional to 945,960.49, 1,418,096.99 and 346,781.76 is: 519,863.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    945,960.49 : 1,418,096.99 = 346,781.76 : x
  2. Step 2: Convert to fraction form
    945,960.49/1,418,096.99 = 346,781.76/x
  3. Step 3: Cross multiply
    945,960.49x = 1,418,096.99 × 346,781.76
  4. Step 4: Simplify right side
    945,960.49x = 491,770,163,641.35
  5. Step 5: Solve for x
    x = 491,770,163,641.35/945,960.49
  6. Step 6: Final answer
    x = 519,863.32

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Double scale
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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.