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Finding the Fourth Proportional to 543,814.35, 750,463.14 and 302,119.26

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Solution

The fourth proportional to 543,814.35, 750,463.14 and 302,119.26 is: 416,924.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    543,814.35 : 750,463.14 = 302,119.26 : x
  2. Step 2: Convert to fraction form
    543,814.35/750,463.14 = 302,119.26/x
  3. Step 3: Cross multiply
    543,814.35x = 750,463.14 × 302,119.26
  4. Step 4: Simplify right side
    543,814.35x = 226,729,368,514.08
  5. Step 5: Solve for x
    x = 226,729,368,514.08/543,814.35
  6. Step 6: Final answer
    x = 416,924.21

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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.