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Finding the Fourth Proportional to 416,543.63, 624,836.84 and 117,047.57

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Solution

The fourth proportional to 416,543.63, 624,836.84 and 117,047.57 is: 175,577.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    416,543.63 : 624,836.84 = 117,047.57 : x
  2. Step 2: Convert to fraction form
    416,543.63/624,836.84 = 117,047.57/x
  3. Step 3: Cross multiply
    416,543.63x = 624,836.84 × 117,047.57
  4. Step 4: Simplify right side
    416,543.63x = 73,135,630,936.91
  5. Step 5: Solve for x
    x = 73,135,630,936.91/416,543.63
  6. Step 6: Final answer
    x = 175,577.36

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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.