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Finding the Fourth Proportional to 1,840.24, 2,539.24 and 1,094.19

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Solution

The fourth proportional to 1,840.24, 2,539.24 and 1,094.19 is: 1,509.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,840.24 : 2,539.24 = 1,094.19 : x
  2. Step 2: Convert to fraction form
    1,840.24/2,539.24 = 1,094.19/x
  3. Step 3: Cross multiply
    1,840.24x = 2,539.24 × 1,094.19
  4. Step 4: Simplify right side
    1,840.24x = 2,778,411.02
  5. Step 5: Solve for x
    x = 2,778,411.02/1,840.24
  6. Step 6: Final answer
    x = 1,509.81

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Half scale
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Double scale
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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.