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Finding the Fourth Proportional to 546,267.69, 754,325.42 and 342,668.59

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Solution

The fourth proportional to 546,267.69, 754,325.42 and 342,668.59 is: 473,181.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    546,267.69 : 754,325.42 = 342,668.59 : x
  2. Step 2: Convert to fraction form
    546,267.69/754,325.42 = 342,668.59/x
  3. Step 3: Cross multiply
    546,267.69x = 754,325.42 × 342,668.59
  4. Step 4: Simplify right side
    546,267.69x = 258,483,625,437.16
  5. Step 5: Solve for x
    x = 258,483,625,437.16/546,267.69
  6. Step 6: Final answer
    x = 473,181.24

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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.