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Finding the Fourth Proportional to 601,419.10, 829,959.05 and 325,777.52

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Solution

The fourth proportional to 601,419.10, 829,959.05 and 325,777.52 is: 449,573.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    601,419.10 : 829,959.05 = 325,777.52 : x
  2. Step 2: Convert to fraction form
    601,419.10/829,959.05 = 325,777.52/x
  3. Step 3: Cross multiply
    601,419.10x = 829,959.05 × 325,777.52
  4. Step 4: Simplify right side
    601,419.10x = 270,382,001,010.56
  5. Step 5: Solve for x
    x = 270,382,001,010.56/601,419.10
  6. Step 6: Final answer
    x = 449,573.35

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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.