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Finding the Fourth Proportional to 475,551.65, 656,308.23 and 271,633.07

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Solution

The fourth proportional to 475,551.65, 656,308.23 and 271,633.07 is: 374,880.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    475,551.65 : 656,308.23 = 271,633.07 : x
  2. Step 2: Convert to fraction form
    475,551.65/656,308.23 = 271,633.07/x
  3. Step 3: Cross multiply
    475,551.65x = 656,308.23 × 271,633.07
  4. Step 4: Simplify right side
    475,551.65x = 178,275,019,381.17
  5. Step 5: Solve for x
    x = 178,275,019,381.17/475,551.65
  6. Step 6: Final answer
    x = 374,880.46

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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.