Home / 929,404.68-1,394,252.96-396,928.50

Finding the Fourth Proportional to 929,404.68, 1,394,252.96 and 396,928.50

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Solution

The fourth proportional to 929,404.68, 1,394,252.96 and 396,928.50 is: 595,455.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    929,404.68 : 1,394,252.96 = 396,928.50 : x
  2. Step 2: Convert to fraction form
    929,404.68/1,394,252.96 = 396,928.50/x
  3. Step 3: Cross multiply
    929,404.68x = 1,394,252.96 × 396,928.50
  4. Step 4: Simplify right side
    929,404.68x = 553,418,734,048.72
  5. Step 5: Solve for x
    x = 553,418,734,048.72/929,404.68
  6. Step 6: Final answer
    x = 595,455.08

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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.