Home / 748,424.30-1,032,825.93-404,260.22

Finding the Fourth Proportional to 748,424.30, 1,032,825.93 and 404,260.22

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Solution

The fourth proportional to 748,424.30, 1,032,825.93 and 404,260.22 is: 557,879.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    748,424.30 : 1,032,825.93 = 404,260.22 : x
  2. Step 2: Convert to fraction form
    748,424.30/1,032,825.93 = 404,260.22/x
  3. Step 3: Cross multiply
    748,424.30x = 1,032,825.93 × 404,260.22
  4. Step 4: Simplify right side
    748,424.30x = 417,530,432,519.38
  5. Step 5: Solve for x
    x = 417,530,432,519.38/748,424.30
  6. Step 6: Final answer
    x = 557,879.31

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1.5x scale

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.