Home / 284,722.26-392,916.60-171,566.88

Finding the Fourth Proportional to 284,722.26, 392,916.60 and 171,566.88

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Solution

The fourth proportional to 284,722.26, 392,916.60 and 171,566.88 is: 236,762.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,722.26 : 392,916.60 = 171,566.88 : x
  2. Step 2: Convert to fraction form
    284,722.26/392,916.60 = 171,566.88/x
  3. Step 3: Cross multiply
    284,722.26x = 392,916.60 × 171,566.88
  4. Step 4: Simplify right side
    284,722.26x = 67,411,475,162.21
  5. Step 5: Solve for x
    x = 67,411,475,162.21/284,722.26
  6. Step 6: Final answer
    x = 236,762.22

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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.