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Finding the Fourth Proportional to 359,554.41, 496,181.95 and 196,214.14

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Solution

The fourth proportional to 359,554.41, 496,181.95 and 196,214.14 is: 270,773.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,554.41 : 496,181.95 = 196,214.14 : x
  2. Step 2: Convert to fraction form
    359,554.41/496,181.95 = 196,214.14/x
  3. Step 3: Cross multiply
    359,554.41x = 496,181.95 × 196,214.14
  4. Step 4: Simplify right side
    359,554.41x = 97,357,914,602.77
  5. Step 5: Solve for x
    x = 97,357,914,602.77/359,554.41
  6. Step 6: Final answer
    x = 270,773.81

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.