Home / 769,525.96-1,061,943.60-429,994.48

Finding the Fourth Proportional to 769,525.96, 1,061,943.60 and 429,994.48

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Solution

The fourth proportional to 769,525.96, 1,061,943.60 and 429,994.48 is: 593,391.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    769,525.96 : 1,061,943.60 = 429,994.48 : x
  2. Step 2: Convert to fraction form
    769,525.96/1,061,943.60 = 429,994.48/x
  3. Step 3: Cross multiply
    769,525.96x = 1,061,943.60 × 429,994.48
  4. Step 4: Simplify right side
    769,525.96x = 456,629,886,071.33
  5. Step 5: Solve for x
    x = 456,629,886,071.33/769,525.96
  6. Step 6: Final answer
    x = 593,391.14

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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.