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Finding the Fourth Proportional to 443,199.84, 611,613.36 and 241,994.40

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Solution

The fourth proportional to 443,199.84, 611,613.36 and 241,994.40 is: 333,950.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    443,199.84 : 611,613.36 = 241,994.40 : x
  2. Step 2: Convert to fraction form
    443,199.84/611,613.36 = 241,994.40/x
  3. Step 3: Cross multiply
    443,199.84x = 611,613.36 × 241,994.40
  4. Step 4: Simplify right side
    443,199.84x = 148,007,008,085.18
  5. Step 5: Solve for x
    x = 148,007,008,085.18/443,199.84
  6. Step 6: Final answer
    x = 333,950.95

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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.