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Finding the Fourth Proportional to 446,527.58, 616,205.61 and 242,576.90

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Solution

The fourth proportional to 446,527.58, 616,205.61 and 242,576.90 is: 334,754.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,527.58 : 616,205.61 = 242,576.90 : x
  2. Step 2: Convert to fraction form
    446,527.58/616,205.61 = 242,576.90/x
  3. Step 3: Cross multiply
    446,527.58x = 616,205.61 × 242,576.90
  4. Step 4: Simplify right side
    446,527.58x = 149,477,246,636.41
  5. Step 5: Solve for x
    x = 149,477,246,636.41/446,527.58
  6. Step 6: Final answer
    x = 334,754.79

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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.