Home / 1,172,449.64-1,758,358.05-414,191.28

Finding the Fourth Proportional to 1,172,449.64, 1,758,358.05 and 414,191.28

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Solution

The fourth proportional to 1,172,449.64, 1,758,358.05 and 414,191.28 is: 621,175.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,172,449.64 : 1,758,358.05 = 414,191.28 : x
  2. Step 2: Convert to fraction form
    1,172,449.64/1,758,358.05 = 414,191.28/x
  3. Step 3: Cross multiply
    1,172,449.64x = 1,758,358.05 × 414,191.28
  4. Step 4: Simplify right side
    1,172,449.64x = 728,296,571,427.80
  5. Step 5: Solve for x
    x = 728,296,571,427.80/1,172,449.64
  6. Step 6: Final answer
    x = 621,175.14

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1.5x scale

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.