Home / 443,839.04-612,497.88-242,635.04

Finding the Fourth Proportional to 443,839.04, 612,497.88 and 242,635.04

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Solution

The fourth proportional to 443,839.04, 612,497.88 and 242,635.04 is: 334,836.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    443,839.04 : 612,497.88 = 242,635.04 : x
  2. Step 2: Convert to fraction form
    443,839.04/612,497.88 = 242,635.04/x
  3. Step 3: Cross multiply
    443,839.04x = 612,497.88 × 242,635.04
  4. Step 4: Simplify right side
    443,839.04x = 148,613,447,613.72
  5. Step 5: Solve for x
    x = 148,613,447,613.72/443,839.04
  6. Step 6: Final answer
    x = 334,836.36

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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.