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Finding the Fourth Proportional to 2,364.96, 3,259.92 and 1,803.60

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Solution

The fourth proportional to 2,364.96, 3,259.92 and 1,803.60 is: 2,486.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,364.96 : 3,259.92 = 1,803.60 : x
  2. Step 2: Convert to fraction form
    2,364.96/3,259.92 = 1,803.60/x
  3. Step 3: Cross multiply
    2,364.96x = 3,259.92 × 1,803.60
  4. Step 4: Simplify right side
    2,364.96x = 5,879,591.71
  5. Step 5: Solve for x
    x = 5,879,591.71/2,364.96
  6. Step 6: Final answer
    x = 2,486.13

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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.