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Finding the Fourth Proportional to 618,080.56, 927,387.27 and 333,714.67

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Solution

The fourth proportional to 618,080.56, 927,387.27 and 333,714.67 is: 500,715.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    618,080.56 : 927,387.27 = 333,714.67 : x
  2. Step 2: Convert to fraction form
    618,080.56/927,387.27 = 333,714.67/x
  3. Step 3: Cross multiply
    618,080.56x = 927,387.27 × 333,714.67
  4. Step 4: Simplify right side
    618,080.56x = 309,482,736,770.25
  5. Step 5: Solve for x
    x = 309,482,736,770.25/618,080.56
  6. Step 6: Final answer
    x = 500,715.86

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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.