Home / 854,583.64-1,281,777.54-223,558.36

Finding the Fourth Proportional to 854,583.64, 1,281,777.54 and 223,558.36

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Solution

The fourth proportional to 854,583.64, 1,281,777.54 and 223,558.36 is: 335,311.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    854,583.64 : 1,281,777.54 = 223,558.36 : x
  2. Step 2: Convert to fraction form
    854,583.64/1,281,777.54 = 223,558.36/x
  3. Step 3: Cross multiply
    854,583.64x = 1,281,777.54 × 223,558.36
  4. Step 4: Simplify right side
    854,583.64x = 286,552,084,727.23
  5. Step 5: Solve for x
    x = 286,552,084,727.23/854,583.64
  6. Step 6: Final answer
    x = 335,311.92

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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.