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Finding the Fourth Proportional to 188,784.90, 283,177.35 and 174,350.70

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Solution

The fourth proportional to 188,784.90, 283,177.35 and 174,350.70 is: 261,526.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,784.90 : 283,177.35 = 174,350.70 : x
  2. Step 2: Convert to fraction form
    188,784.90/283,177.35 = 174,350.70/x
  3. Step 3: Cross multiply
    188,784.90x = 283,177.35 × 174,350.70
  4. Step 4: Simplify right side
    188,784.90x = 49,372,169,196.65
  5. Step 5: Solve for x
    x = 49,372,169,196.65/188,784.90
  6. Step 6: Final answer
    x = 261,526.05

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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.