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Finding the Fourth Proportional to 424,323.97, 585,582.96 and 254,525.29

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Solution

The fourth proportional to 424,323.97, 585,582.96 and 254,525.29 is: 351,254.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    424,323.97 : 585,582.96 = 254,525.29 : x
  2. Step 2: Convert to fraction form
    424,323.97/585,582.96 = 254,525.29/x
  3. Step 3: Cross multiply
    424,323.97x = 585,582.96 × 254,525.29
  4. Step 4: Simplify right side
    424,323.97x = 149,045,672,713.06
  5. Step 5: Solve for x
    x = 149,045,672,713.06/424,323.97
  6. Step 6: Final answer
    x = 351,254.43

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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.