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Finding the Fourth Proportional to 338,560.56, 467,195.58 and 195,312.06

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Solution

The fourth proportional to 338,560.56, 467,195.58 and 195,312.06 is: 269,520.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,560.56 : 467,195.58 = 195,312.06 : x
  2. Step 2: Convert to fraction form
    338,560.56/467,195.58 = 195,312.06/x
  3. Step 3: Cross multiply
    338,560.56x = 467,195.58 × 195,312.06
  4. Step 4: Simplify right side
    338,560.56x = 91,248,931,152.69
  5. Step 5: Solve for x
    x = 91,248,931,152.69/338,560.56
  6. Step 6: Final answer
    x = 269,520.26

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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.