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Finding the Fourth Proportional to 454,360.32, 627,017.76 and 263,484.63

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Solution

The fourth proportional to 454,360.32, 627,017.76 and 263,484.63 is: 363,609.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,360.32 : 627,017.76 = 263,484.63 : x
  2. Step 2: Convert to fraction form
    454,360.32/627,017.76 = 263,484.63/x
  3. Step 3: Cross multiply
    454,360.32x = 627,017.76 × 263,484.63
  4. Step 4: Simplify right side
    454,360.32x = 165,209,542,497.03
  5. Step 5: Solve for x
    x = 165,209,542,497.03/454,360.32
  6. Step 6: Final answer
    x = 363,609.09

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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.