Home / 334,768.81-461,868.56-189,554.75

Finding the Fourth Proportional to 334,768.81, 461,868.56 and 189,554.75

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Solution

The fourth proportional to 334,768.81, 461,868.56 and 189,554.75 is: 261,521.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    334,768.81 : 461,868.56 = 189,554.75 : x
  2. Step 2: Convert to fraction form
    334,768.81/461,868.56 = 189,554.75/x
  3. Step 3: Cross multiply
    334,768.81x = 461,868.56 × 189,554.75
  4. Step 4: Simplify right side
    334,768.81x = 87,549,379,423.66
  5. Step 5: Solve for x
    x = 87,549,379,423.66/334,768.81
  6. Step 6: Final answer
    x = 261,521.91

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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.