Home / 856,417.03-1,181,769.37-474,372.43

Finding the Fourth Proportional to 856,417.03, 1,181,769.37 and 474,372.43

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Solution

The fourth proportional to 856,417.03, 1,181,769.37 and 474,372.43 is: 654,586.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    856,417.03 : 1,181,769.37 = 474,372.43 : x
  2. Step 2: Convert to fraction form
    856,417.03/1,181,769.37 = 474,372.43/x
  3. Step 3: Cross multiply
    856,417.03x = 1,181,769.37 × 474,372.43
  4. Step 4: Simplify right side
    856,417.03x = 560,598,803,606.12
  5. Step 5: Solve for x
    x = 560,598,803,606.12/856,417.03
  6. Step 6: Final answer
    x = 654,586.24

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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.