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Finding the Fourth Proportional to 250,953.60, 346,163.79 and 148,911.81

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Solution

The fourth proportional to 250,953.60, 346,163.79 and 148,911.81 is: 205,408.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,953.60 : 346,163.79 = 148,911.81 : x
  2. Step 2: Convert to fraction form
    250,953.60/346,163.79 = 148,911.81/x
  3. Step 3: Cross multiply
    250,953.60x = 346,163.79 × 148,911.81
  4. Step 4: Simplify right side
    250,953.60x = 51,547,876,525.36
  5. Step 5: Solve for x
    x = 51,547,876,525.36/250,953.60
  6. Step 6: Final answer
    x = 205,408.00

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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.