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Finding the Fourth Proportional to 336,296.80, 464,082.78 and 185,393.80

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Solution

The fourth proportional to 336,296.80, 464,082.78 and 185,393.80 is: 255,839.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,296.80 : 464,082.78 = 185,393.80 : x
  2. Step 2: Convert to fraction form
    336,296.80/464,082.78 = 185,393.80/x
  3. Step 3: Cross multiply
    336,296.80x = 464,082.78 × 185,393.80
  4. Step 4: Simplify right side
    336,296.80x = 86,038,070,098.76
  5. Step 5: Solve for x
    x = 86,038,070,098.76/336,296.80
  6. Step 6: Final answer
    x = 255,839.69

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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.