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Finding the Fourth Proportional to 433,801.16, 649,854.27 and 298,841.39

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Solution

The fourth proportional to 433,801.16, 649,854.27 and 298,841.39 is: 447,678.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    433,801.16 : 649,854.27 = 298,841.39 : x
  2. Step 2: Convert to fraction form
    433,801.16/649,854.27 = 298,841.39/x
  3. Step 3: Cross multiply
    433,801.16x = 649,854.27 × 298,841.39
  4. Step 4: Simplify right side
    433,801.16x = 194,203,353,344.24
  5. Step 5: Solve for x
    x = 194,203,353,344.24/433,801.16
  6. Step 6: Final answer
    x = 447,678.27

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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.