Home / 741,699.99-1,023,566.10-419,458.27

Finding the Fourth Proportional to 741,699.99, 1,023,566.10 and 419,458.27

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Solution

The fourth proportional to 741,699.99, 1,023,566.10 and 419,458.27 is: 578,863.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    741,699.99 : 1,023,566.10 = 419,458.27 : x
  2. Step 2: Convert to fraction form
    741,699.99/1,023,566.10 = 419,458.27/x
  3. Step 3: Cross multiply
    741,699.99x = 1,023,566.10 × 419,458.27
  4. Step 4: Simplify right side
    741,699.99x = 429,343,265,536.65
  5. Step 5: Solve for x
    x = 429,343,265,536.65/741,699.99
  6. Step 6: Final answer
    x = 578,863.79

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1.5x scale

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.