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Finding the Fourth Proportional to 202,953.89, 304,501.91 and 62,712.51

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Solution

The fourth proportional to 202,953.89, 304,501.91 and 62,712.51 is: 94,090.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,953.89 : 304,501.91 = 62,712.51 : x
  2. Step 2: Convert to fraction form
    202,953.89/304,501.91 = 62,712.51/x
  3. Step 3: Cross multiply
    202,953.89x = 304,501.91 × 62,712.51
  4. Step 4: Simplify right side
    202,953.89x = 19,096,078,762.33
  5. Step 5: Solve for x
    x = 19,096,078,762.33/202,953.89
  6. Step 6: Final answer
    x = 94,090.73

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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.