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Finding the Fourth Proportional to 526,063.87, 788,902.01 and 189,014.37

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Solution

The fourth proportional to 526,063.87, 788,902.01 and 189,014.37 is: 283,451.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    526,063.87 : 788,902.01 = 189,014.37 : x
  2. Step 2: Convert to fraction form
    526,063.87/788,902.01 = 189,014.37/x
  3. Step 3: Cross multiply
    526,063.87x = 788,902.01 × 189,014.37
  4. Step 4: Simplify right side
    526,063.87x = 149,113,816,411.88
  5. Step 5: Solve for x
    x = 149,113,816,411.88/526,063.87
  6. Step 6: Final answer
    x = 283,451.92

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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.