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Finding the Fourth Proportional to 504,584.43, 756,876.64 and 346,333.11

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Solution

The fourth proportional to 504,584.43, 756,876.64 and 346,333.11 is: 519,499.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,584.43 : 756,876.64 = 346,333.11 : x
  2. Step 2: Convert to fraction form
    504,584.43/756,876.64 = 346,333.11/x
  3. Step 3: Cross multiply
    504,584.43x = 756,876.64 × 346,333.11
  4. Step 4: Simplify right side
    504,584.43x = 262,131,440,617.55
  5. Step 5: Solve for x
    x = 262,131,440,617.55/504,584.43
  6. Step 6: Final answer
    x = 519,499.66

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Double scale
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Similar ratio
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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.