Home / 593,277.75-818,718.30-321,339.24

Finding the Fourth Proportional to 593,277.75, 818,718.30 and 321,339.24

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Solution

The fourth proportional to 593,277.75, 818,718.30 and 321,339.24 is: 443,445.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    593,277.75 : 818,718.30 = 321,339.24 : x
  2. Step 2: Convert to fraction form
    593,277.75/818,718.30 = 321,339.24/x
  3. Step 3: Cross multiply
    593,277.75x = 818,718.30 × 321,339.24
  4. Step 4: Simplify right side
    593,277.75x = 263,086,316,296.09
  5. Step 5: Solve for x
    x = 263,086,316,296.09/593,277.75
  6. Step 6: Final answer
    x = 443,445.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.