Home / 384,087.69-530,094.38-214,332.75

Finding the Fourth Proportional to 384,087.69, 530,094.38 and 214,332.75

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Solution

The fourth proportional to 384,087.69, 530,094.38 and 214,332.75 is: 295,808.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    384,087.69 : 530,094.38 = 214,332.75 : x
  2. Step 2: Convert to fraction form
    384,087.69/530,094.38 = 214,332.75/x
  3. Step 3: Cross multiply
    384,087.69x = 530,094.38 × 214,332.75
  4. Step 4: Simplify right side
    384,087.69x = 113,616,585,153.28
  5. Step 5: Solve for x
    x = 113,616,585,153.28/384,087.69
  6. Step 6: Final answer
    x = 295,808.97

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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.