Home / 318,468.81-439,499.04-182,528.97

Finding the Fourth Proportional to 318,468.81, 439,499.04 and 182,528.97

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Solution

The fourth proportional to 318,468.81, 439,499.04 and 182,528.97 is: 251,896.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    318,468.81 : 439,499.04 = 182,528.97 : x
  2. Step 2: Convert to fraction form
    318,468.81/439,499.04 = 182,528.97/x
  3. Step 3: Cross multiply
    318,468.81x = 439,499.04 × 182,528.97
  4. Step 4: Simplify right side
    318,468.81x = 80,221,307,087.19
  5. Step 5: Solve for x
    x = 80,221,307,087.19/318,468.81
  6. Step 6: Final answer
    x = 251,896.90

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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.