Home / 788,808.32-1,088,555.52-431,112.32

Finding the Fourth Proportional to 788,808.32, 1,088,555.52 and 431,112.32

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Solution

The fourth proportional to 788,808.32, 1,088,555.52 and 431,112.32 is: 594,935.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    788,808.32 : 1,088,555.52 = 431,112.32 : x
  2. Step 2: Convert to fraction form
    788,808.32/1,088,555.52 = 431,112.32/x
  3. Step 3: Cross multiply
    788,808.32x = 1,088,555.52 × 431,112.32
  4. Step 4: Simplify right side
    788,808.32x = 469,289,695,676.01
  5. Step 5: Solve for x
    x = 469,289,695,676.01/788,808.32
  6. Step 6: Final answer
    x = 594,935.02

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.