Home / 347,051.14-478,927.20-194,087.59

Finding the Fourth Proportional to 347,051.14, 478,927.20 and 194,087.59

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Solution

The fourth proportional to 347,051.14, 478,927.20 and 194,087.59 is: 267,838.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,051.14 : 478,927.20 = 194,087.59 : x
  2. Step 2: Convert to fraction form
    347,051.14/478,927.20 = 194,087.59/x
  3. Step 3: Cross multiply
    347,051.14x = 478,927.20 × 194,087.59
  4. Step 4: Simplify right side
    347,051.14x = 92,953,826,033.45
  5. Step 5: Solve for x
    x = 92,953,826,033.45/347,051.14
  6. Step 6: Final answer
    x = 267,838.99

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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.