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Finding the Fourth Proportional to 629,068.88, 863,232.34 and 572,044.88

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Solution

The fourth proportional to 629,068.88, 863,232.34 and 572,044.88 is: 784,981.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    629,068.88 : 863,232.34 = 572,044.88 : x
  2. Step 2: Convert to fraction form
    629,068.88/863,232.34 = 572,044.88/x
  3. Step 3: Cross multiply
    629,068.88x = 863,232.34 × 572,044.88
  4. Step 4: Simplify right side
    629,068.88x = 493,807,640,347.42
  5. Step 5: Solve for x
    x = 493,807,640,347.42/629,068.88
  6. Step 6: Final answer
    x = 784,981.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.