Home / 769,599.63-1,062,048.92-430,067.88

Finding the Fourth Proportional to 769,599.63, 1,062,048.92 and 430,067.88

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Solution

The fourth proportional to 769,599.63, 1,062,048.92 and 430,067.88 is: 593,494.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    769,599.63 : 1,062,048.92 = 430,067.88 : x
  2. Step 2: Convert to fraction form
    769,599.63/1,062,048.92 = 430,067.88/x
  3. Step 3: Cross multiply
    769,599.63x = 1,062,048.92 × 430,067.88
  4. Step 4: Simplify right side
    769,599.63x = 456,753,125,330.35
  5. Step 5: Solve for x
    x = 456,753,125,330.35/769,599.63
  6. Step 6: Final answer
    x = 593,494.47

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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.