Home / 854,329.37-1,281,495.30-348,890.35

Finding the Fourth Proportional to 854,329.37, 1,281,495.30 and 348,890.35

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Solution

The fourth proportional to 854,329.37, 1,281,495.30 and 348,890.35 is: 523,336.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    854,329.37 : 1,281,495.30 = 348,890.35 : x
  2. Step 2: Convert to fraction form
    854,329.37/1,281,495.30 = 348,890.35/x
  3. Step 3: Cross multiply
    854,329.37x = 1,281,495.30 × 348,890.35
  4. Step 4: Simplify right side
    854,329.37x = 447,101,341,995.90
  5. Step 5: Solve for x
    x = 447,101,341,995.90/854,329.37
  6. Step 6: Final answer
    x = 523,336.03

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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.