Home / 353,269.35-487,506.98-192,120.93

Finding the Fourth Proportional to 353,269.35, 487,506.98 and 192,120.93

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Solution

The fourth proportional to 353,269.35, 487,506.98 and 192,120.93 is: 265,124.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,269.35 : 487,506.98 = 192,120.93 : x
  2. Step 2: Convert to fraction form
    353,269.35/487,506.98 = 192,120.93/x
  3. Step 3: Cross multiply
    353,269.35x = 487,506.98 × 192,120.93
  4. Step 4: Simplify right side
    353,269.35x = 93,660,293,418.49
  5. Step 5: Solve for x
    x = 93,660,293,418.49/353,269.35
  6. Step 6: Final answer
    x = 265,124.31

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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.