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Finding the Fourth Proportional to 351,333.79, 484,837.31 and 190,184.69

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Solution

The fourth proportional to 351,333.79, 484,837.31 and 190,184.69 is: 262,453.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,333.79 : 484,837.31 = 190,184.69 : x
  2. Step 2: Convert to fraction form
    351,333.79/484,837.31 = 190,184.69/x
  3. Step 3: Cross multiply
    351,333.79x = 484,837.31 × 190,184.69
  4. Step 4: Simplify right side
    351,333.79x = 92,208,635,190.34
  5. Step 5: Solve for x
    x = 92,208,635,190.34/351,333.79
  6. Step 6: Final answer
    x = 262,453.08

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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.