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Finding the Fourth Proportional to 458,796.30, 633,117.45 and 254,860.35

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Solution

The fourth proportional to 458,796.30, 633,117.45 and 254,860.35 is: 351,695.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    458,796.30 : 633,117.45 = 254,860.35 : x
  2. Step 2: Convert to fraction form
    458,796.30/633,117.45 = 254,860.35/x
  3. Step 3: Cross multiply
    458,796.30x = 633,117.45 × 254,860.35
  4. Step 4: Simplify right side
    458,796.30x = 161,356,534,898.11
  5. Step 5: Solve for x
    x = 161,356,534,898.11/458,796.30
  6. Step 6: Final answer
    x = 351,695.37

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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.