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Finding the Fourth Proportional to 556,024.53, 767,314.67 and 301,375.65

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Solution

The fourth proportional to 556,024.53, 767,314.67 and 301,375.65 is: 415,898.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    556,024.53 : 767,314.67 = 301,375.65 : x
  2. Step 2: Convert to fraction form
    556,024.53/767,314.67 = 301,375.65/x
  3. Step 3: Cross multiply
    556,024.53x = 767,314.67 × 301,375.65
  4. Step 4: Simplify right side
    556,024.53x = 231,249,955,918.91
  5. Step 5: Solve for x
    x = 231,249,955,918.91/556,024.53
  6. Step 6: Final answer
    x = 415,898.84

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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.