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Finding the Fourth Proportional to 416,173.68, 574,219.80 and 252,826.92

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Solution

The fourth proportional to 416,173.68, 574,219.80 and 252,826.92 is: 348,840.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    416,173.68 : 574,219.80 = 252,826.92 : x
  2. Step 2: Convert to fraction form
    416,173.68/574,219.80 = 252,826.92/x
  3. Step 3: Cross multiply
    416,173.68x = 574,219.80 × 252,826.92
  4. Step 4: Simplify right side
    416,173.68x = 145,178,223,437.02
  5. Step 5: Solve for x
    x = 145,178,223,437.02/416,173.68
  6. Step 6: Final answer
    x = 348,840.47

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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.