Home / 384,827.09-531,230.00-294,186.87

Finding the Fourth Proportional to 384,827.09, 531,230.00 and 294,186.87

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Solution

The fourth proportional to 384,827.09, 531,230.00 and 294,186.87 is: 406,106.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    384,827.09 : 531,230.00 = 294,186.87 : x
  2. Step 2: Convert to fraction form
    384,827.09/531,230.00 = 294,186.87/x
  3. Step 3: Cross multiply
    384,827.09x = 531,230.00 × 294,186.87
  4. Step 4: Simplify right side
    384,827.09x = 156,280,889,479.17
  5. Step 5: Solve for x
    x = 156,280,889,479.17/384,827.09
  6. Step 6: Final answer
    x = 406,106.78

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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.