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Finding the Fourth Proportional to 297,359.88, 410,170.02 and 176,415.54

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Solution

The fourth proportional to 297,359.88, 410,170.02 and 176,415.54 is: 243,342.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,359.88 : 410,170.02 = 176,415.54 : x
  2. Step 2: Convert to fraction form
    297,359.88/410,170.02 = 176,415.54/x
  3. Step 3: Cross multiply
    297,359.88x = 410,170.02 × 176,415.54
  4. Step 4: Simplify right side
    297,359.88x = 72,360,365,570.11
  5. Step 5: Solve for x
    x = 72,360,365,570.11/297,359.88
  6. Step 6: Final answer
    x = 243,342.73

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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.