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Finding the Fourth Proportional to 562,832.06, 776,709.50 and 304,711.73

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Solution

The fourth proportional to 562,832.06, 776,709.50 and 304,711.73 is: 420,502.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    562,832.06 : 776,709.50 = 304,711.73 : x
  2. Step 2: Convert to fraction form
    562,832.06/776,709.50 = 304,711.73/x
  3. Step 3: Cross multiply
    562,832.06x = 776,709.50 × 304,711.73
  4. Step 4: Simplify right side
    562,832.06x = 236,672,495,452.44
  5. Step 5: Solve for x
    x = 236,672,495,452.44/562,832.06
  6. Step 6: Final answer
    x = 420,502.87

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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.