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Finding the Fourth Proportional to 43,296.40, 64,944.60 and 26,602.30

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Solution

The fourth proportional to 43,296.40, 64,944.60 and 26,602.30 is: 39,903.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,296.40 : 64,944.60 = 26,602.30 : x
  2. Step 2: Convert to fraction form
    43,296.40/64,944.60 = 26,602.30/x
  3. Step 3: Cross multiply
    43,296.40x = 64,944.60 × 26,602.30
  4. Step 4: Simplify right side
    43,296.40x = 1,727,675,732.58
  5. Step 5: Solve for x
    x = 1,727,675,732.58/43,296.40
  6. Step 6: Final answer
    x = 39,903.45

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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.