Home / 932,294.42-1,398,512.13-258,367.94

Finding the Fourth Proportional to 932,294.42, 1,398,512.13 and 258,367.94

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Solution

The fourth proportional to 932,294.42, 1,398,512.13 and 258,367.94 is: 387,571.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    932,294.42 : 1,398,512.13 = 258,367.94 : x
  2. Step 2: Convert to fraction form
    932,294.42/1,398,512.13 = 258,367.94/x
  3. Step 3: Cross multiply
    932,294.42x = 1,398,512.13 × 258,367.94
  4. Step 4: Simplify right side
    932,294.42x = 361,330,698,093.11
  5. Step 5: Solve for x
    x = 361,330,698,093.11/932,294.42
  6. Step 6: Final answer
    x = 387,571.45

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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.