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Finding the Fourth Proportional to 454,545, 681,915.92 and 174,062.26

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Solution

The fourth proportional to 454,545, 681,915.92 and 174,062.26 is: 261,131.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,545 : 681,915.92 = 174,062.26 : x
  2. Step 2: Convert to fraction form
    454,545/681,915.92 = 174,062.26/x
  3. Step 3: Cross multiply
    454,545x = 681,915.92 × 174,062.26
  4. Step 4: Simplify right side
    454,545x = 118,695,826,165.18
  5. Step 5: Solve for x
    x = 118,695,826,165.18/454,545
  6. Step 6: Final answer
    x = 261,131.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.