Home / 854,630.13-1,281,354.70-374,627.37

Finding the Fourth Proportional to 854,630.13, 1,281,354.70 and 374,627.37

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Solution

The fourth proportional to 854,630.13, 1,281,354.70 and 374,627.37 is: 561,682.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    854,630.13 : 1,281,354.70 = 374,627.37 : x
  2. Step 2: Convert to fraction form
    854,630.13/1,281,354.70 = 374,627.37/x
  3. Step 3: Cross multiply
    854,630.13x = 1,281,354.70 × 374,627.37
  4. Step 4: Simplify right side
    854,630.13x = 480,030,541,298.14
  5. Step 5: Solve for x
    x = 480,030,541,298.14/854,630.13
  6. Step 6: Final answer
    x = 561,682.21

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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.