Home / 932,554.21-1,398,831.24-258,635.50

Finding the Fourth Proportional to 932,554.21, 1,398,831.24 and 258,635.50

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Solution

The fourth proportional to 932,554.21, 1,398,831.24 and 258,635.50 is: 387,953.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    932,554.21 : 1,398,831.24 = 258,635.50 : x
  2. Step 2: Convert to fraction form
    932,554.21/1,398,831.24 = 258,635.50/x
  3. Step 3: Cross multiply
    932,554.21x = 1,398,831.24 × 258,635.50
  4. Step 4: Simplify right side
    932,554.21x = 361,787,415,879.84
  5. Step 5: Solve for x
    x = 361,787,415,879.84/932,554.21
  6. Step 6: Final answer
    x = 387,953.23

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Similar ratio
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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.