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Finding the Fourth Proportional to 261,358.42, 360,801.36 and 175,285.93

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Solution

The fourth proportional to 261,358.42, 360,801.36 and 175,285.93 is: 241,979.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    261,358.42 : 360,801.36 = 175,285.93 : x
  2. Step 2: Convert to fraction form
    261,358.42/360,801.36 = 175,285.93/x
  3. Step 3: Cross multiply
    261,358.42x = 360,801.36 × 175,285.93
  4. Step 4: Simplify right side
    261,358.42x = 63,243,401,932.86
  5. Step 5: Solve for x
    x = 63,243,401,932.86/261,358.42
  6. Step 6: Final answer
    x = 241,979.58

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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.