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Finding the Fourth Proportional to 310,910.30, 466,365.45 and 236,260.70

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Solution

The fourth proportional to 310,910.30, 466,365.45 and 236,260.70 is: 354,391.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    310,910.30 : 466,365.45 = 236,260.70 : x
  2. Step 2: Convert to fraction form
    310,910.30/466,365.45 = 236,260.70/x
  3. Step 3: Cross multiply
    310,910.30x = 466,365.45 × 236,260.70
  4. Step 4: Simplify right side
    310,910.30x = 110,183,827,672.82
  5. Step 5: Solve for x
    x = 110,183,827,672.82/310,910.30
  6. Step 6: Final answer
    x = 354,391.05

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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.