Home / 946,110.17-1,305,621.38-538,202.48

Finding the Fourth Proportional to 946,110.17, 1,305,621.38 and 538,202.48

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Solution

The fourth proportional to 946,110.17, 1,305,621.38 and 538,202.48 is: 742,713.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    946,110.17 : 1,305,621.38 = 538,202.48 : x
  2. Step 2: Convert to fraction form
    946,110.17/1,305,621.38 = 538,202.48/x
  3. Step 3: Cross multiply
    946,110.17x = 1,305,621.38 × 538,202.48
  4. Step 4: Simplify right side
    946,110.17x = 702,688,659,474.42
  5. Step 5: Solve for x
    x = 702,688,659,474.42/946,110.17
  6. Step 6: Final answer
    x = 742,713.35

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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.