Home / 351,403.80-484,935.01-190,258.35

Finding the Fourth Proportional to 351,403.80, 484,935.01 and 190,258.35

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Solution

The fourth proportional to 351,403.80, 484,935.01 and 190,258.35 is: 262,555.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,403.80 : 484,935.01 = 190,258.35 : x
  2. Step 2: Convert to fraction form
    351,403.80/484,935.01 = 190,258.35/x
  3. Step 3: Cross multiply
    351,403.80x = 484,935.01 × 190,258.35
  4. Step 4: Simplify right side
    351,403.80x = 92,262,934,859.83
  5. Step 5: Solve for x
    x = 92,262,934,859.83/351,403.80
  6. Step 6: Final answer
    x = 262,555.31

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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.