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Finding the Fourth Proportional to 353,750.58, 488,500.13 and 224,730.54

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Solution

The fourth proportional to 353,750.58, 488,500.13 and 224,730.54 is: 310,334.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,750.58 : 488,500.13 = 224,730.54 : x
  2. Step 2: Convert to fraction form
    353,750.58/488,500.13 = 224,730.54/x
  3. Step 3: Cross multiply
    353,750.58x = 488,500.13 × 224,730.54
  4. Step 4: Simplify right side
    353,750.58x = 109,780,898,566.80
  5. Step 5: Solve for x
    x = 109,780,898,566.80/353,750.58
  6. Step 6: Final answer
    x = 310,334.19

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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.