Home / 696,917.08-960,727.58-492,607.54

Finding the Fourth Proportional to 696,917.08, 960,727.58 and 492,607.54

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Solution

The fourth proportional to 696,917.08, 960,727.58 and 492,607.54 is: 679,078.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    696,917.08 : 960,727.58 = 492,607.54 : x
  2. Step 2: Convert to fraction form
    696,917.08/960,727.58 = 492,607.54/x
  3. Step 3: Cross multiply
    696,917.08x = 960,727.58 × 492,607.54
  4. Step 4: Simplify right side
    696,917.08x = 473,261,647,330.92
  5. Step 5: Solve for x
    x = 473,261,647,330.92/696,917.08
  6. Step 6: Final answer
    x = 679,078.85

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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.