Home / 534,916.10-802,410.60-170,148.80

Finding the Fourth Proportional to 534,916.10, 802,410.60 and 170,148.80

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Solution

The fourth proportional to 534,916.10, 802,410.60 and 170,148.80 is: 255,234.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    534,916.10 : 802,410.60 = 170,148.80 : x
  2. Step 2: Convert to fraction form
    534,916.10/802,410.60 = 170,148.80/x
  3. Step 3: Cross multiply
    534,916.10x = 802,410.60 × 170,148.80
  4. Step 4: Simplify right side
    534,916.10x = 136,529,200,697.28
  5. Step 5: Solve for x
    x = 136,529,200,697.28/534,916.10
  6. Step 6: Final answer
    x = 255,234.79

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.