Home / 1,127,473.64-1,691,030.42-328,568.31

Finding the Fourth Proportional to 1,127,473.64, 1,691,030.42 and 328,568.31

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Solution

The fourth proportional to 1,127,473.64, 1,691,030.42 and 328,568.31 is: 492,800.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,127,473.64 : 1,691,030.42 = 328,568.31 : x
  2. Step 2: Convert to fraction form
    1,127,473.64/1,691,030.42 = 328,568.31/x
  3. Step 3: Cross multiply
    1,127,473.64x = 1,691,030.42 × 328,568.31
  4. Step 4: Simplify right side
    1,127,473.64x = 555,619,007,257.99
  5. Step 5: Solve for x
    x = 555,619,007,257.99/1,127,473.64
  6. Step 6: Final answer
    x = 492,800.00

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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.