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Finding the Fourth Proportional to 374,656.80, 560,818.80 and 362,992.80

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Solution

The fourth proportional to 374,656.80, 560,818.80 and 362,992.80 is: 543,359.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,656.80 : 560,818.80 = 362,992.80 : x
  2. Step 2: Convert to fraction form
    374,656.80/560,818.80 = 362,992.80/x
  3. Step 3: Cross multiply
    374,656.80x = 560,818.80 × 362,992.80
  4. Step 4: Simplify right side
    374,656.80x = 203,573,186,504.64
  5. Step 5: Solve for x
    x = 203,573,186,504.64/374,656.80
  6. Step 6: Final answer
    x = 543,359.11

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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.