Home / 692,002.80-1,038,004.20-193,366.80

Finding the Fourth Proportional to 692,002.80, 1,038,004.20 and 193,366.80

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Solution

The fourth proportional to 692,002.80, 1,038,004.20 and 193,366.80 is: 290,050.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    692,002.80 : 1,038,004.20 = 193,366.80 : x
  2. Step 2: Convert to fraction form
    692,002.80/1,038,004.20 = 193,366.80/x
  3. Step 3: Cross multiply
    692,002.80x = 1,038,004.20 × 193,366.80
  4. Step 4: Simplify right side
    692,002.80x = 200,715,550,540.56
  5. Step 5: Solve for x
    x = 200,715,550,540.56/692,002.80
  6. Step 6: Final answer
    x = 290,050.20

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Similar ratio
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1.5x scale

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.