Home / 313,914.72-433,211.04-170,684.58

Finding the Fourth Proportional to 313,914.72, 433,211.04 and 170,684.58

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Solution

The fourth proportional to 313,914.72, 433,211.04 and 170,684.58 is: 235,549.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,914.72 : 433,211.04 = 170,684.58 : x
  2. Step 2: Convert to fraction form
    313,914.72/433,211.04 = 170,684.58/x
  3. Step 3: Cross multiply
    313,914.72x = 433,211.04 × 170,684.58
  4. Step 4: Simplify right side
    313,914.72x = 73,942,444,413.76
  5. Step 5: Solve for x
    x = 73,942,444,413.76/313,914.72
  6. Step 6: Final answer
    x = 235,549.47

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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.