Home / 439,230.44-606,133.76-245,636.00

Finding the Fourth Proportional to 439,230.44, 606,133.76 and 245,636.00

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Solution

The fourth proportional to 439,230.44, 606,133.76 and 245,636.00 is: 338,975.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,230.44 : 606,133.76 = 245,636.00 : x
  2. Step 2: Convert to fraction form
    439,230.44/606,133.76 = 245,636.00/x
  3. Step 3: Cross multiply
    439,230.44x = 606,133.76 × 245,636.00
  4. Step 4: Simplify right side
    439,230.44x = 148,888,271,206.65
  5. Step 5: Solve for x
    x = 148,888,271,206.65/439,230.44
  6. Step 6: Final answer
    x = 338,975.31

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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.