Home / 423,744.56-584,288.28-270,581.36

Finding the Fourth Proportional to 423,744.56, 584,288.28 and 270,581.36

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Solution

The fourth proportional to 423,744.56, 584,288.28 and 270,581.36 is: 373,096.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    423,744.56 : 584,288.28 = 270,581.36 : x
  2. Step 2: Convert to fraction form
    423,744.56/584,288.28 = 270,581.36/x
  3. Step 3: Cross multiply
    423,744.56x = 584,288.28 × 270,581.36
  4. Step 4: Simplify right side
    423,744.56x = 158,097,517,434.46
  5. Step 5: Solve for x
    x = 158,097,517,434.46/423,744.56
  6. Step 6: Final answer
    x = 373,096.28

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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.