Home / 1,679,505.28-2,519,257.88-557,574.28

Finding the Fourth Proportional to 1,679,505.28, 2,519,257.88 and 557,574.28

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Solution

The fourth proportional to 1,679,505.28, 2,519,257.88 and 557,574.28 is: 836,361.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,679,505.28 : 2,519,257.88 = 557,574.28 : x
  2. Step 2: Convert to fraction form
    1,679,505.28/2,519,257.88 = 557,574.28/x
  3. Step 3: Cross multiply
    1,679,505.28x = 2,519,257.88 × 557,574.28
  4. Step 4: Simplify right side
    1,679,505.28x = 1,404,673,393,671.12
  5. Step 5: Solve for x
    x = 1,404,673,393,671.12/1,679,505.28
  6. Step 6: Final answer
    x = 836,361.41

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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.