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Finding the Fourth Proportional to 1,278,250.06, 1,764,022 and 705,327.14

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Solution

The fourth proportional to 1,278,250.06, 1,764,022 and 705,327.14 is: 973,371.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,278,250.06 : 1,764,022 = 705,327.14 : x
  2. Step 2: Convert to fraction form
    1,278,250.06/1,764,022 = 705,327.14/x
  3. Step 3: Cross multiply
    1,278,250.06x = 1,764,022 × 705,327.14
  4. Step 4: Simplify right side
    1,278,250.06x = 1,244,212,592,157.08
  5. Step 5: Solve for x
    x = 1,244,212,592,157.08/1,278,250.06
  6. Step 6: Final answer
    x = 973,371.82

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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.