Home / 1,027,509.30-1,541,361.15-279,555.30

Finding the Fourth Proportional to 1,027,509.30, 1,541,361.15 and 279,555.30

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Solution

The fourth proportional to 1,027,509.30, 1,541,361.15 and 279,555.30 is: 419,359.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,027,509.30 : 1,541,361.15 = 279,555.30 : x
  2. Step 2: Convert to fraction form
    1,027,509.30/1,541,361.15 = 279,555.30/x
  3. Step 3: Cross multiply
    1,027,509.30x = 1,541,361.15 × 279,555.30
  4. Step 4: Simplify right side
    1,027,509.30x = 430,895,678,696.60
  5. Step 5: Solve for x
    x = 430,895,678,696.60/1,027,509.30
  6. Step 6: Final answer
    x = 419,359.40

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Double scale
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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.