Home / 443,840.04-612,499.26-242,636.04

Finding the Fourth Proportional to 443,840.04, 612,499.26 and 242,636.04

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Solution

The fourth proportional to 443,840.04, 612,499.26 and 242,636.04 is: 334,837.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    443,840.04 : 612,499.26 = 242,636.04 : x
  2. Step 2: Convert to fraction form
    443,840.04/612,499.26 = 242,636.04/x
  3. Step 3: Cross multiply
    443,840.04x = 612,499.26 × 242,636.04
  4. Step 4: Simplify right side
    443,840.04x = 148,614,394,949.33
  5. Step 5: Solve for x
    x = 148,614,394,949.33/443,840.04
  6. Step 6: Final answer
    x = 334,837.74

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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.