Home / 965,765.20-1,448,647.80-716,933.20

Finding the Fourth Proportional to 965,765.20, 1,448,647.80 and 716,933.20

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Solution

The fourth proportional to 965,765.20, 1,448,647.80 and 716,933.20 is: 1,075,399.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    965,765.20 : 1,448,647.80 = 716,933.20 : x
  2. Step 2: Convert to fraction form
    965,765.20/1,448,647.80 = 716,933.20/x
  3. Step 3: Cross multiply
    965,765.20x = 1,448,647.80 × 716,933.20
  4. Step 4: Simplify right side
    965,765.20x = 1,038,583,702,926.96
  5. Step 5: Solve for x
    x = 1,038,583,702,926.96/965,765.20
  6. Step 6: Final answer
    x = 1,075,399.80

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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.