Home / 854,055.54-1,281,083.30-348,854.89

Finding the Fourth Proportional to 854,055.54, 1,281,083.30 and 348,854.89

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Solution

The fourth proportional to 854,055.54, 1,281,083.30 and 348,854.89 is: 523,282.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    854,055.54 : 1,281,083.30 = 348,854.89 : x
  2. Step 2: Convert to fraction form
    854,055.54/1,281,083.30 = 348,854.89/x
  3. Step 3: Cross multiply
    854,055.54x = 1,281,083.30 × 348,854.89
  4. Step 4: Simplify right side
    854,055.54x = 446,912,173,702.34
  5. Step 5: Solve for x
    x = 446,912,173,702.34/854,055.54
  6. Step 6: Final answer
    x = 523,282.33

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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.