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Finding the Fourth Proportional to 517,937.94, 776,051.46 and 236,835.54

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Solution

The fourth proportional to 517,937.94, 776,051.46 and 236,835.54 is: 354,862.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    517,937.94 : 776,051.46 = 236,835.54 : x
  2. Step 2: Convert to fraction form
    517,937.94/776,051.46 = 236,835.54/x
  3. Step 3: Cross multiply
    517,937.94x = 776,051.46 × 236,835.54
  4. Step 4: Simplify right side
    517,937.94x = 183,796,566,596.89
  5. Step 5: Solve for x
    x = 183,796,566,596.89/517,937.94
  6. Step 6: Final answer
    x = 354,862.14

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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.