Home / 323,406.28-446,281.23-180,140.77

Finding the Fourth Proportional to 323,406.28, 446,281.23 and 180,140.77

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Solution

The fourth proportional to 323,406.28, 446,281.23 and 180,140.77 is: 248,583.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,406.28 : 446,281.23 = 180,140.77 : x
  2. Step 2: Convert to fraction form
    323,406.28/446,281.23 = 180,140.77/x
  3. Step 3: Cross multiply
    323,406.28x = 446,281.23 × 180,140.77
  4. Step 4: Simplify right side
    323,406.28x = 80,393,444,408.75
  5. Step 5: Solve for x
    x = 80,393,444,408.75/323,406.28
  6. Step 6: Final answer
    x = 248,583.44

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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.