Home / 646,084.96-969,176.64-196,844.18

Finding the Fourth Proportional to 646,084.96, 969,176.64 and 196,844.18

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Solution

The fourth proportional to 646,084.96, 969,176.64 and 196,844.18 is: 295,281.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    646,084.96 : 969,176.64 = 196,844.18 : x
  2. Step 2: Convert to fraction form
    646,084.96/969,176.64 = 196,844.18/x
  3. Step 3: Cross multiply
    646,084.96x = 969,176.64 × 196,844.18
  4. Step 4: Simplify right side
    646,084.96x = 190,776,776,868.24
  5. Step 5: Solve for x
    x = 190,776,776,868.24/646,084.96
  6. Step 6: Final answer
    x = 295,281.25

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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.