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Finding the Fourth Proportional to 662,097.54, 993,155.48 and 188,782.85

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Solution

The fourth proportional to 662,097.54, 993,155.48 and 188,782.85 is: 283,176.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    662,097.54 : 993,155.48 = 188,782.85 : x
  2. Step 2: Convert to fraction form
    662,097.54/993,155.48 = 188,782.85/x
  3. Step 3: Cross multiply
    662,097.54x = 993,155.48 × 188,782.85
  4. Step 4: Simplify right side
    662,097.54x = 187,490,724,254.43
  5. Step 5: Solve for x
    x = 187,490,724,254.43/662,097.54
  6. Step 6: Final answer
    x = 283,176.89

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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.