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Finding the Fourth Proportional to 475,032.49, 655,519.83 and 260,167.97

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Solution

The fourth proportional to 475,032.49, 655,519.83 and 260,167.97 is: 359,018.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    475,032.49 : 655,519.83 = 260,167.97 : x
  2. Step 2: Convert to fraction form
    475,032.49/655,519.83 = 260,167.97/x
  3. Step 3: Cross multiply
    475,032.49x = 655,519.83 × 260,167.97
  4. Step 4: Simplify right side
    475,032.49x = 170,545,263,465.85
  5. Step 5: Solve for x
    x = 170,545,263,465.85/475,032.49
  6. Step 6: Final answer
    x = 359,018.10

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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.