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Finding the Fourth Proportional to 441,606.88, 659,014.08 and 439,080.88

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Solution

The fourth proportional to 441,606.88, 659,014.08 and 439,080.88 is: 655,244.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    441,606.88 : 659,014.08 = 439,080.88 : x
  2. Step 2: Convert to fraction form
    441,606.88/659,014.08 = 439,080.88/x
  3. Step 3: Cross multiply
    441,606.88x = 659,014.08 × 439,080.88
  4. Step 4: Simplify right side
    441,606.88x = 289,360,482,178.79
  5. Step 5: Solve for x
    x = 289,360,482,178.79/441,606.88
  6. Step 6: Final answer
    x = 655,244.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.