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Finding the Fourth Proportional to 543,670.98, 750,362.04 and 406,537.98

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Solution

The fourth proportional to 543,670.98, 750,362.04 and 406,537.98 is: 561,094.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    543,670.98 : 750,362.04 = 406,537.98 : x
  2. Step 2: Convert to fraction form
    543,670.98/750,362.04 = 406,537.98/x
  3. Step 3: Cross multiply
    543,670.98x = 750,362.04 × 406,537.98
  4. Step 4: Simplify right side
    543,670.98x = 305,050,668,010.28
  5. Step 5: Solve for x
    x = 305,050,668,010.28/543,670.98
  6. Step 6: Final answer
    x = 561,094.26

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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.