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Finding the Fourth Proportional to 430,154.56, 593,445.29 and 246,294.88

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Solution

The fourth proportional to 430,154.56, 593,445.29 and 246,294.88 is: 339,790.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    430,154.56 : 593,445.29 = 246,294.88 : x
  2. Step 2: Convert to fraction form
    430,154.56/593,445.29 = 246,294.88/x
  3. Step 3: Cross multiply
    430,154.56x = 593,445.29 × 246,294.88
  4. Step 4: Simplify right side
    430,154.56x = 146,162,536,487.12
  5. Step 5: Solve for x
    x = 146,162,536,487.12/430,154.56
  6. Step 6: Final answer
    x = 339,790.74

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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.