Home / 328,032.35-491,738.93-178,051.55

Finding the Fourth Proportional to 328,032.35, 491,738.93 and 178,051.55

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Solution

The fourth proportional to 328,032.35, 491,738.93 and 178,051.55 is: 266,909.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,032.35 : 491,738.93 = 178,051.55 : x
  2. Step 2: Convert to fraction form
    328,032.35/491,738.93 = 178,051.55/x
  3. Step 3: Cross multiply
    328,032.35x = 491,738.93 × 178,051.55
  4. Step 4: Simplify right side
    328,032.35x = 87,554,877,791.58
  5. Step 5: Solve for x
    x = 87,554,877,791.58/328,032.35
  6. Step 6: Final answer
    x = 266,909.28

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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.