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Finding the Fourth Proportional to 634,809.47, 951,106.89 and 528,873.89

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Solution

The fourth proportional to 634,809.47, 951,106.89 and 528,873.89 is: 792,388.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    634,809.47 : 951,106.89 = 528,873.89 : x
  2. Step 2: Convert to fraction form
    634,809.47/951,106.89 = 528,873.89/x
  3. Step 3: Cross multiply
    634,809.47x = 951,106.89 × 528,873.89
  4. Step 4: Simplify right side
    634,809.47x = 503,015,597,947.85
  5. Step 5: Solve for x
    x = 503,015,597,947.85/634,809.47
  6. Step 6: Final answer
    x = 792,388.31

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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.