Home / 345,114.15-476,256.55-194,211.15

Finding the Fourth Proportional to 345,114.15, 476,256.55 and 194,211.15

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Solution

The fourth proportional to 345,114.15, 476,256.55 and 194,211.15 is: 268,010.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    345,114.15 : 476,256.55 = 194,211.15 : x
  2. Step 2: Convert to fraction form
    345,114.15/476,256.55 = 194,211.15/x
  3. Step 3: Cross multiply
    345,114.15x = 476,256.55 × 194,211.15
  4. Step 4: Simplify right side
    345,114.15x = 92,494,332,270.53
  5. Step 5: Solve for x
    x = 92,494,332,270.53/345,114.15
  6. Step 6: Final answer
    x = 268,010.84

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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.