Home / 882,176.28-1,219,058.22-720,972.54

Finding the Fourth Proportional to 882,176.28, 1,219,058.22 and 720,972.54

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Solution

The fourth proportional to 882,176.28, 1,219,058.22 and 720,972.54 is: 996,294.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    882,176.28 : 1,219,058.22 = 720,972.54 : x
  2. Step 2: Convert to fraction form
    882,176.28/1,219,058.22 = 720,972.54/x
  3. Step 3: Cross multiply
    882,176.28x = 1,219,058.22 × 720,972.54
  4. Step 4: Simplify right side
    882,176.28x = 878,907,501,281.28
  5. Step 5: Solve for x
    x = 878,907,501,281.28/882,176.28
  6. Step 6: Final answer
    x = 996,294.64

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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.