Home / 331,199.20-456,595.71-223,598.80

Finding the Fourth Proportional to 331,199.20, 456,595.71 and 223,598.80

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Solution

The fourth proportional to 331,199.20, 456,595.71 and 223,598.80 is: 308,256.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,199.20 : 456,595.71 = 223,598.80 : x
  2. Step 2: Convert to fraction form
    331,199.20/456,595.71 = 223,598.80/x
  3. Step 3: Cross multiply
    331,199.20x = 456,595.71 × 223,598.80
  4. Step 4: Simplify right side
    331,199.20x = 102,094,252,841.15
  5. Step 5: Solve for x
    x = 102,094,252,841.15/331,199.20
  6. Step 6: Final answer
    x = 308,256.34

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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.