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Finding the Fourth Proportional to 433,598.41, 650,173.52 and 190,339.93

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Solution

The fourth proportional to 433,598.41, 650,173.52 and 190,339.93 is: 285,411.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    433,598.41 : 650,173.52 = 190,339.93 : x
  2. Step 2: Convert to fraction form
    433,598.41/650,173.52 = 190,339.93/x
  3. Step 3: Cross multiply
    433,598.41x = 650,173.52 × 190,339.93
  4. Step 4: Simplify right side
    433,598.41x = 123,753,981,135.07
  5. Step 5: Solve for x
    x = 123,753,981,135.07/433,598.41
  6. Step 6: Final answer
    x = 285,411.52

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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.