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Finding the Fourth Proportional to 530,373.87, 795,556.53 and 351,261

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Solution

The fourth proportional to 530,373.87, 795,556.53 and 351,261 is: 526,888.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    530,373.87 : 795,556.53 = 351,261 : x
  2. Step 2: Convert to fraction form
    530,373.87/795,556.53 = 351,261/x
  3. Step 3: Cross multiply
    530,373.87x = 795,556.53 × 351,261
  4. Step 4: Simplify right side
    530,373.87x = 279,447,982,284.33
  5. Step 5: Solve for x
    x = 279,447,982,284.33/530,373.87
  6. Step 6: Final answer
    x = 526,888.67

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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.