Home / 776,686.32-1,163,454.84-401,922

Finding the Fourth Proportional to 776,686.32, 1,163,454.84 and 401,922

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Solution

The fourth proportional to 776,686.32, 1,163,454.84 and 401,922 is: 602,068.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    776,686.32 : 1,163,454.84 = 401,922 : x
  2. Step 2: Convert to fraction form
    776,686.32/1,163,454.84 = 401,922/x
  3. Step 3: Cross multiply
    776,686.32x = 1,163,454.84 × 401,922
  4. Step 4: Simplify right side
    776,686.32x = 467,618,096,202.48
  5. Step 5: Solve for x
    x = 467,618,096,202.48/776,686.32
  6. Step 6: Final answer
    x = 602,068.15

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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.