Home / 779,067.24-1,075,140.72-452,355.78

Finding the Fourth Proportional to 779,067.24, 1,075,140.72 and 452,355.78

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Solution

The fourth proportional to 779,067.24, 1,075,140.72 and 452,355.78 is: 624,267.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    779,067.24 : 1,075,140.72 = 452,355.78 : x
  2. Step 2: Convert to fraction form
    779,067.24/1,075,140.72 = 452,355.78/x
  3. Step 3: Cross multiply
    779,067.24x = 1,075,140.72 × 452,355.78
  4. Step 4: Simplify right side
    779,067.24x = 486,346,119,005.36
  5. Step 5: Solve for x
    x = 486,346,119,005.36/779,067.24
  6. Step 6: Final answer
    x = 624,267.19

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.