Home / 784,975.41-1,083,252.96-440,814.51

Finding the Fourth Proportional to 784,975.41, 1,083,252.96 and 440,814.51

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Solution

The fourth proportional to 784,975.41, 1,083,252.96 and 440,814.51 is: 608,316.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    784,975.41 : 1,083,252.96 = 440,814.51 : x
  2. Step 2: Convert to fraction form
    784,975.41/1,083,252.96 = 440,814.51/x
  3. Step 3: Cross multiply
    784,975.41x = 1,083,252.96 × 440,814.51
  4. Step 4: Simplify right side
    784,975.41x = 477,513,622,768.45
  5. Step 5: Solve for x
    x = 477,513,622,768.45/784,975.41
  6. Step 6: Final answer
    x = 608,316.66

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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.