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Finding the Fourth Proportional to 575,323.78, 862,847.24 and 175,968.04

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Solution

The fourth proportional to 575,323.78, 862,847.24 and 175,968.04 is: 263,909.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    575,323.78 : 862,847.24 = 175,968.04 : x
  2. Step 2: Convert to fraction form
    575,323.78/862,847.24 = 175,968.04/x
  3. Step 3: Cross multiply
    575,323.78x = 862,847.24 × 175,968.04
  4. Step 4: Simplify right side
    575,323.78x = 151,833,532,448.13
  5. Step 5: Solve for x
    x = 151,833,532,448.13/575,323.78
  6. Step 6: Final answer
    x = 263,909.71

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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.