Home / 919,629.69-1,268,370.02-597,443.60

Finding the Fourth Proportional to 919,629.69, 1,268,370.02 and 597,443.60

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Solution

The fourth proportional to 919,629.69, 1,268,370.02 and 597,443.60 is: 824,005.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    919,629.69 : 1,268,370.02 = 597,443.60 : x
  2. Step 2: Convert to fraction form
    919,629.69/1,268,370.02 = 597,443.60/x
  3. Step 3: Cross multiply
    919,629.69x = 1,268,370.02 × 597,443.60
  4. Step 4: Simplify right side
    919,629.69x = 757,779,541,551.80
  5. Step 5: Solve for x
    x = 757,779,541,551.80/919,629.69
  6. Step 6: Final answer
    x = 824,005.09

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.