Home / 593,450.54-818,962.56-321,518.45

Finding the Fourth Proportional to 593,450.54, 818,962.56 and 321,518.45

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Solution

The fourth proportional to 593,450.54, 818,962.56 and 321,518.45 is: 443,695.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    593,450.54 : 818,962.56 = 321,518.45 : x
  2. Step 2: Convert to fraction form
    593,450.54/818,962.56 = 321,518.45/x
  3. Step 3: Cross multiply
    593,450.54x = 818,962.56 × 321,518.45
  4. Step 4: Simplify right side
    593,450.54x = 263,311,570,048.03
  5. Step 5: Solve for x
    x = 263,311,570,048.03/593,450.54
  6. Step 6: Final answer
    x = 443,695.90

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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.