Home / 536,092.03-802,128.12-319,157.27

Finding the Fourth Proportional to 536,092.03, 802,128.12 and 319,157.27

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Solution

The fourth proportional to 536,092.03, 802,128.12 and 319,157.27 is: 477,539.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,092.03 : 802,128.12 = 319,157.27 : x
  2. Step 2: Convert to fraction form
    536,092.03/802,128.12 = 319,157.27/x
  3. Step 3: Cross multiply
    536,092.03x = 802,128.12 × 319,157.27
  4. Step 4: Simplify right side
    536,092.03x = 256,005,020,969.43
  5. Step 5: Solve for x
    x = 256,005,020,969.43/536,092.03
  6. Step 6: Final answer
    x = 477,539.32

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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.