Home / 856,435.92-1,181,795.58-474,391.32

Finding the Fourth Proportional to 856,435.92, 1,181,795.58 and 474,391.32

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Solution

The fourth proportional to 856,435.92, 1,181,795.58 and 474,391.32 is: 654,612.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    856,435.92 : 1,181,795.58 = 474,391.32 : x
  2. Step 2: Convert to fraction form
    856,435.92/1,181,795.58 = 474,391.32/x
  3. Step 3: Cross multiply
    856,435.92x = 1,181,795.58 × 474,391.32
  4. Step 4: Simplify right side
    856,435.92x = 560,633,565,166.37
  5. Step 5: Solve for x
    x = 560,633,565,166.37/856,435.92
  6. Step 6: Final answer
    x = 654,612.39

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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.