Home / 932,595.89-1,398,893.40-419,661.47

Finding the Fourth Proportional to 932,595.89, 1,398,893.40 and 419,661.47

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Solution

The fourth proportional to 932,595.89, 1,398,893.40 and 419,661.47 is: 629,492.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    932,595.89 : 1,398,893.40 = 419,661.47 : x
  2. Step 2: Convert to fraction form
    932,595.89/1,398,893.40 = 419,661.47/x
  3. Step 3: Cross multiply
    932,595.89x = 1,398,893.40 × 419,661.47
  4. Step 4: Simplify right side
    932,595.89x = 587,061,664,114.53
  5. Step 5: Solve for x
    x = 587,061,664,114.53/932,595.89
  6. Step 6: Final answer
    x = 629,492.02

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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.