Home / 326,275.46-489,354.86-207,594.26

Finding the Fourth Proportional to 326,275.46, 489,354.86 and 207,594.26

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Solution

The fourth proportional to 326,275.46, 489,354.86 and 207,594.26 is: 311,354.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    326,275.46 : 489,354.86 = 207,594.26 : x
  2. Step 2: Convert to fraction form
    326,275.46/489,354.86 = 207,594.26/x
  3. Step 3: Cross multiply
    326,275.46x = 489,354.86 × 207,594.26
  4. Step 4: Simplify right side
    326,275.46x = 101,587,256,554.36
  5. Step 5: Solve for x
    x = 101,587,256,554.36/326,275.46
  6. Step 6: Final answer
    x = 311,354.27

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.