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Finding the Fourth Proportional to 484,649.39, 666,006.90 and 462,421.98

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Solution

The fourth proportional to 484,649.39, 666,006.90 and 462,421.98 is: 635,461.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    484,649.39 : 666,006.90 = 462,421.98 : x
  2. Step 2: Convert to fraction form
    484,649.39/666,006.90 = 462,421.98/x
  3. Step 3: Cross multiply
    484,649.39x = 666,006.90 × 462,421.98
  4. Step 4: Simplify right side
    484,649.39x = 307,976,229,391.66
  5. Step 5: Solve for x
    x = 307,976,229,391.66/484,649.39
  6. Step 6: Final answer
    x = 635,461.92

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These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.