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Finding the Fourth Proportional to 526,996.38, 790,376.32 and 242,413.63

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Solution

The fourth proportional to 526,996.38, 790,376.32 and 242,413.63 is: 363,566.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    526,996.38 : 790,376.32 = 242,413.63 : x
  2. Step 2: Convert to fraction form
    526,996.38/790,376.32 = 242,413.63/x
  3. Step 3: Cross multiply
    526,996.38x = 790,376.32 × 242,413.63
  4. Step 4: Simplify right side
    526,996.38x = 191,597,992,797.24
  5. Step 5: Solve for x
    x = 191,597,992,797.24/526,996.38
  6. Step 6: Final answer
    x = 363,566.05

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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.