Home / 772,956.30-1,158,052.05-654,069.90

Finding the Fourth Proportional to 772,956.30, 1,158,052.05 and 654,069.90

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Solution

The fourth proportional to 772,956.30, 1,158,052.05 and 654,069.90 is: 979,935.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    772,956.30 : 1,158,052.05 = 654,069.90 : x
  2. Step 2: Convert to fraction form
    772,956.30/1,158,052.05 = 654,069.90/x
  3. Step 3: Cross multiply
    772,956.30x = 1,158,052.05 × 654,069.90
  4. Step 4: Simplify right side
    772,956.30x = 757,446,988,538.30
  5. Step 5: Solve for x
    x = 757,446,988,538.30/772,956.30
  6. Step 6: Final answer
    x = 979,935.07

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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.