Home / 854,549.52-1,281,827.04-321,927.52

Finding the Fourth Proportional to 854,549.52, 1,281,827.04 and 321,927.52

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Solution

The fourth proportional to 854,549.52, 1,281,827.04 and 321,927.52 is: 482,892.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    854,549.52 : 1,281,827.04 = 321,927.52 : x
  2. Step 2: Convert to fraction form
    854,549.52/1,281,827.04 = 321,927.52/x
  3. Step 3: Cross multiply
    854,549.52x = 1,281,827.04 × 321,927.52
  4. Step 4: Simplify right side
    854,549.52x = 412,655,400,056.14
  5. Step 5: Solve for x
    x = 412,655,400,056.14/854,549.52
  6. Step 6: Final answer
    x = 482,892.32

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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.