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Finding the Fourth Proportional to 436,191.83, 601,905.01 and 252,398.63

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Solution

The fourth proportional to 436,191.83, 601,905.01 and 252,398.63 is: 348,287.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,191.83 : 601,905.01 = 252,398.63 : x
  2. Step 2: Convert to fraction form
    436,191.83/601,905.01 = 252,398.63/x
  3. Step 3: Cross multiply
    436,191.83x = 601,905.01 × 252,398.63
  4. Step 4: Simplify right side
    436,191.83x = 151,919,999,914.14
  5. Step 5: Solve for x
    x = 151,919,999,914.14/436,191.83
  6. Step 6: Final answer
    x = 348,287.13

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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.