Home / 932,556.31-1,398,834.38-258,637.60

Finding the Fourth Proportional to 932,556.31, 1,398,834.38 and 258,637.60

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Solution

The fourth proportional to 932,556.31, 1,398,834.38 and 258,637.60 is: 387,956.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    932,556.31 : 1,398,834.38 = 258,637.60 : x
  2. Step 2: Convert to fraction form
    932,556.31/1,398,834.38 = 258,637.60/x
  3. Step 3: Cross multiply
    932,556.31x = 1,398,834.38 × 258,637.60
  4. Step 4: Simplify right side
    932,556.31x = 361,791,159,912.55
  5. Step 5: Solve for x
    x = 361,791,159,912.55/932,556.31
  6. Step 6: Final answer
    x = 387,956.37

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1.5x scale

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.