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Finding the Fourth Proportional to 696,878.37, 960,674.22 and 492,568.83

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Solution

The fourth proportional to 696,878.37, 960,674.22 and 492,568.83 is: 679,025.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    696,878.37 : 960,674.22 = 492,568.83 : x
  2. Step 2: Convert to fraction form
    696,878.37/960,674.22 = 492,568.83/x
  3. Step 3: Cross multiply
    696,878.37x = 960,674.22 × 492,568.83
  4. Step 4: Simplify right side
    696,878.37x = 473,198,176,556.56
  5. Step 5: Solve for x
    x = 473,198,176,556.56/696,878.37
  6. Step 6: Final answer
    x = 679,025.49

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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.