Home / 703,003.81-1,056,187.98-450,778.46

Finding the Fourth Proportional to 703,003.81, 1,056,187.98 and 450,778.46

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Solution

The fourth proportional to 703,003.81, 1,056,187.98 and 450,778.46 is: 677,246.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    703,003.81 : 1,056,187.98 = 450,778.46 : x
  2. Step 2: Convert to fraction form
    703,003.81/1,056,187.98 = 450,778.46/x
  3. Step 3: Cross multiply
    703,003.81x = 1,056,187.98 × 450,778.46
  4. Step 4: Simplify right side
    703,003.81x = 476,106,791,094.91
  5. Step 5: Solve for x
    x = 476,106,791,094.91/703,003.81
  6. Step 6: Final answer
    x = 677,246.39

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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.