Home / 742,616.58-1,024,783.44-403,077.54

Finding the Fourth Proportional to 742,616.58, 1,024,783.44 and 403,077.54

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Solution

The fourth proportional to 742,616.58, 1,024,783.44 and 403,077.54 is: 556,232.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    742,616.58 : 1,024,783.44 = 403,077.54 : x
  2. Step 2: Convert to fraction form
    742,616.58/1,024,783.44 = 403,077.54/x
  3. Step 3: Cross multiply
    742,616.58x = 1,024,783.44 × 403,077.54
  4. Step 4: Simplify right side
    742,616.58x = 413,067,188,027.94
  5. Step 5: Solve for x
    x = 413,067,188,027.94/742,616.58
  6. Step 6: Final answer
    x = 556,232.11

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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.