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Finding the Fourth Proportional to 338,349.89, 466,807.93 and 193,051.35

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Solution

The fourth proportional to 338,349.89, 466,807.93 and 193,051.35 is: 266,345.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,349.89 : 466,807.93 = 193,051.35 : x
  2. Step 2: Convert to fraction form
    338,349.89/466,807.93 = 193,051.35/x
  3. Step 3: Cross multiply
    338,349.89x = 466,807.93 × 193,051.35
  4. Step 4: Simplify right side
    338,349.89x = 90,117,900,594.58
  5. Step 5: Solve for x
    x = 90,117,900,594.58/338,349.89
  6. Step 6: Final answer
    x = 266,345.29

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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.