Home / 440,708.36-608,182.26-239,504.36

Finding the Fourth Proportional to 440,708.36, 608,182.26 and 239,504.36

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Solution

The fourth proportional to 440,708.36, 608,182.26 and 239,504.36 is: 330,518.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,708.36 : 608,182.26 = 239,504.36 : x
  2. Step 2: Convert to fraction form
    440,708.36/608,182.26 = 239,504.36/x
  3. Step 3: Cross multiply
    440,708.36x = 608,182.26 × 239,504.36
  4. Step 4: Simplify right side
    440,708.36x = 145,662,302,944.65
  5. Step 5: Solve for x
    x = 145,662,302,944.65/440,708.36
  6. Step 6: Final answer
    x = 330,518.58

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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.