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Finding the Fourth Proportional to 532,775.76, 799,458.89 and 217,208.27

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Solution

The fourth proportional to 532,775.76, 799,458.89 and 217,208.27 is: 325,932.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    532,775.76 : 799,458.89 = 217,208.27 : x
  2. Step 2: Convert to fraction form
    532,775.76/799,458.89 = 217,208.27/x
  3. Step 3: Cross multiply
    532,775.76x = 799,458.89 × 217,208.27
  4. Step 4: Simplify right side
    532,775.76x = 173,649,077,349.69
  5. Step 5: Solve for x
    x = 173,649,077,349.69/532,775.76
  6. Step 6: Final answer
    x = 325,932.77

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Similar ratio
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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.