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Finding the Fourth Proportional to 531,928.64, 797,759.04 and 265,496.96

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Solution

The fourth proportional to 531,928.64, 797,759.04 and 265,496.96 is: 398,178.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    531,928.64 : 797,759.04 = 265,496.96 : x
  2. Step 2: Convert to fraction form
    531,928.64/797,759.04 = 265,496.96/x
  3. Step 3: Cross multiply
    531,928.64x = 797,759.04 × 265,496.96
  4. Step 4: Simplify right side
    531,928.64x = 211,802,599,932.52
  5. Step 5: Solve for x
    x = 211,802,599,932.52/531,928.64
  6. Step 6: Final answer
    x = 398,178.60

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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.