Home / 932,555.53-1,398,833.22-258,636.84

Finding the Fourth Proportional to 932,555.53, 1,398,833.22 and 258,636.84

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Solution

The fourth proportional to 932,555.53, 1,398,833.22 and 258,636.84 is: 387,955.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    932,555.53 : 1,398,833.22 = 258,636.84 : x
  2. Step 2: Convert to fraction form
    932,555.53/1,398,833.22 = 258,636.84/x
  3. Step 3: Cross multiply
    932,555.53x = 1,398,833.22 × 258,636.84
  4. Step 4: Simplify right side
    932,555.53x = 361,789,795,420.48
  5. Step 5: Solve for x
    x = 361,789,795,420.48/932,555.53
  6. Step 6: Final answer
    x = 387,955.23

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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.