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Finding the Fourth Proportional to 543,668.01, 750,271.13 and 298,663.08

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Solution

The fourth proportional to 543,668.01, 750,271.13 and 298,663.08 is: 412,160.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    543,668.01 : 750,271.13 = 298,663.08 : x
  2. Step 2: Convert to fraction form
    543,668.01/750,271.13 = 298,663.08/x
  3. Step 3: Cross multiply
    543,668.01x = 750,271.13 × 298,663.08
  4. Step 4: Simplify right side
    543,668.01x = 224,078,285,027.57
  5. Step 5: Solve for x
    x = 224,078,285,027.57/543,668.01
  6. Step 6: Final answer
    x = 412,160.14

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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.