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Finding the Fourth Proportional to 635,848.02, 877,470.06 and 349,386.54

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Solution

The fourth proportional to 635,848.02, 877,470.06 and 349,386.54 is: 482,153.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    635,848.02 : 877,470.06 = 349,386.54 : x
  2. Step 2: Convert to fraction form
    635,848.02/877,470.06 = 349,386.54/x
  3. Step 3: Cross multiply
    635,848.02x = 877,470.06 × 349,386.54
  4. Step 4: Simplify right side
    635,848.02x = 306,576,228,216.99
  5. Step 5: Solve for x
    x = 306,576,228,216.99/635,848.02
  6. Step 6: Final answer
    x = 482,153.31

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.