Home / 297,246.14-407,677.52-285,039.51

Finding the Fourth Proportional to 297,246.14, 407,677.52 and 285,039.51

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Solution

The fourth proportional to 297,246.14, 407,677.52 and 285,039.51 is: 390,935.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,246.14 : 407,677.52 = 285,039.51 : x
  2. Step 2: Convert to fraction form
    297,246.14/407,677.52 = 285,039.51/x
  3. Step 3: Cross multiply
    297,246.14x = 407,677.52 × 285,039.51
  4. Step 4: Simplify right side
    297,246.14x = 116,204,199,722.62
  5. Step 5: Solve for x
    x = 116,204,199,722.62/297,246.14
  6. Step 6: Final answer
    x = 390,935.94

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.