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Finding the Fourth Proportional to 295,717.93, 443,619.71 and 93,245.31

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Solution

The fourth proportional to 295,717.93, 443,619.71 and 93,245.31 is: 139,881.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,717.93 : 443,619.71 = 93,245.31 : x
  2. Step 2: Convert to fraction form
    295,717.93/443,619.71 = 93,245.31/x
  3. Step 3: Cross multiply
    295,717.93x = 443,619.71 × 93,245.31
  4. Step 4: Simplify right side
    295,717.93x = 41,365,457,381.06
  5. Step 5: Solve for x
    x = 41,365,457,381.06/295,717.93
  6. Step 6: Final answer
    x = 139,881.47

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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.