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Finding the Fourth Proportional to 3,037.68, 4,557.29 and 957.74

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Solution

The fourth proportional to 3,037.68, 4,557.29 and 957.74 is: 1,436.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,037.68 : 4,557.29 = 957.74 : x
  2. Step 2: Convert to fraction form
    3,037.68/4,557.29 = 957.74/x
  3. Step 3: Cross multiply
    3,037.68x = 4,557.29 × 957.74
  4. Step 4: Simplify right side
    3,037.68x = 4,364,671.35
  5. Step 5: Solve for x
    x = 4,364,671.35/3,037.68
  6. Step 6: Final answer
    x = 1,436.84

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.