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Finding the Fourth Proportional to 416,568.69, 574,866.63 and 225,582.30

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Solution

The fourth proportional to 416,568.69, 574,866.63 and 225,582.30 is: 311,304.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    416,568.69 : 574,866.63 = 225,582.30 : x
  2. Step 2: Convert to fraction form
    416,568.69/574,866.63 = 225,582.30/x
  3. Step 3: Cross multiply
    416,568.69x = 574,866.63 × 225,582.30
  4. Step 4: Simplify right side
    416,568.69x = 129,679,736,588.65
  5. Step 5: Solve for x
    x = 129,679,736,588.65/416,568.69
  6. Step 6: Final answer
    x = 311,304.57

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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.