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Finding the Fourth Proportional to 406,802.48, 609,514.81 and 246,393.72

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Solution

The fourth proportional to 406,802.48, 609,514.81 and 246,393.72 is: 369,173.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    406,802.48 : 609,514.81 = 246,393.72 : x
  2. Step 2: Convert to fraction form
    406,802.48/609,514.81 = 246,393.72/x
  3. Step 3: Cross multiply
    406,802.48x = 609,514.81 × 246,393.72
  4. Step 4: Simplify right side
    406,802.48x = 150,180,621,430.99
  5. Step 5: Solve for x
    x = 150,180,621,430.99/406,802.48
  6. Step 6: Final answer
    x = 369,173.32

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.