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Finding the Fourth Proportional to 593,890.80, 890,951.40 and 256,930.80

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Solution

The fourth proportional to 593,890.80, 890,951.40 and 256,930.80 is: 385,446.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    593,890.80 : 890,951.40 = 256,930.80 : x
  2. Step 2: Convert to fraction form
    593,890.80/890,951.40 = 256,930.80/x
  3. Step 3: Cross multiply
    593,890.80x = 890,951.40 × 256,930.80
  4. Step 4: Simplify right side
    593,890.80x = 228,912,855,963.12
  5. Step 5: Solve for x
    x = 228,912,855,963.12/593,890.80
  6. Step 6: Final answer
    x = 385,446.04

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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.