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Finding the Fourth Proportional to 606,706.56, 837,558.17 and 377,337.78

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Solution

The fourth proportional to 606,706.56, 837,558.17 and 377,337.78 is: 520,914.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    606,706.56 : 837,558.17 = 377,337.78 : x
  2. Step 2: Convert to fraction form
    606,706.56/837,558.17 = 377,337.78/x
  3. Step 3: Cross multiply
    606,706.56x = 837,558.17 × 377,337.78
  4. Step 4: Simplify right side
    606,706.56x = 316,042,340,488.66
  5. Step 5: Solve for x
    x = 316,042,340,488.66/606,706.56
  6. Step 6: Final answer
    x = 520,914.66

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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.