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Finding the Fourth Proportional to 291,333.76, 437,000.64 and 104,476.48

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Solution

The fourth proportional to 291,333.76, 437,000.64 and 104,476.48 is: 156,714.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,333.76 : 437,000.64 = 104,476.48 : x
  2. Step 2: Convert to fraction form
    291,333.76/437,000.64 = 104,476.48/x
  3. Step 3: Cross multiply
    291,333.76x = 437,000.64 × 104,476.48
  4. Step 4: Simplify right side
    291,333.76x = 45,656,288,624.95
  5. Step 5: Solve for x
    x = 45,656,288,624.95/291,333.76
  6. Step 6: Final answer
    x = 156,714.72

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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.