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Finding the Fourth Proportional to 2,460.41, 3,690.06 and 705.41

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Solution

The fourth proportional to 2,460.41, 3,690.06 and 705.41 is: 1,057.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,460.41 : 3,690.06 = 705.41 : x
  2. Step 2: Convert to fraction form
    2,460.41/3,690.06 = 705.41/x
  3. Step 3: Cross multiply
    2,460.41x = 3,690.06 × 705.41
  4. Step 4: Simplify right side
    2,460.41x = 2,602,986.77
  5. Step 5: Solve for x
    x = 2,602,986.77/2,460.41
  6. Step 6: Final answer
    x = 1,057.95

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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.