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Finding the Fourth Proportional to 430,774.01, 594,458.28 and 269,717.86

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Solution

The fourth proportional to 430,774.01, 594,458.28 and 269,717.86 is: 372,204.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    430,774.01 : 594,458.28 = 269,717.86 : x
  2. Step 2: Convert to fraction form
    430,774.01/594,458.28 = 269,717.86/x
  3. Step 3: Cross multiply
    430,774.01x = 594,458.28 × 269,717.86
  4. Step 4: Simplify right side
    430,774.01x = 160,336,015,140.88
  5. Step 5: Solve for x
    x = 160,336,015,140.88/430,774.01
  6. Step 6: Final answer
    x = 372,204.48

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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.