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Finding the Fourth Proportional to 443,007.95, 611,350.97 and 241,803.95

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Solution

The fourth proportional to 443,007.95, 611,350.97 and 241,803.95 is: 333,689.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    443,007.95 : 611,350.97 = 241,803.95 : x
  2. Step 2: Convert to fraction form
    443,007.95/611,350.97 = 241,803.95/x
  3. Step 3: Cross multiply
    443,007.95x = 611,350.97 × 241,803.95
  4. Step 4: Simplify right side
    443,007.95x = 147,827,075,116.56
  5. Step 5: Solve for x
    x = 147,827,075,116.56/443,007.95
  6. Step 6: Final answer
    x = 333,689.44

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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.