Home / 536,098.02-802,137.12-319,163.28

Finding the Fourth Proportional to 536,098.02, 802,137.12 and 319,163.28

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Solution

The fourth proportional to 536,098.02, 802,137.12 and 319,163.28 is: 477,548.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,098.02 : 802,137.12 = 319,163.28 : x
  2. Step 2: Convert to fraction form
    536,098.02/802,137.12 = 319,163.28/x
  3. Step 3: Cross multiply
    536,098.02x = 802,137.12 × 319,163.28
  4. Step 4: Simplify right side
    536,098.02x = 256,012,714,228.95
  5. Step 5: Solve for x
    x = 256,012,714,228.95/536,098.02
  6. Step 6: Final answer
    x = 477,548.33

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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.