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Finding the Fourth Proportional to 575,348.80, 862,947.60 and 176,029.60

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Solution

The fourth proportional to 575,348.80, 862,947.60 and 176,029.60 is: 264,021.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    575,348.80 : 862,947.60 = 176,029.60 : x
  2. Step 2: Convert to fraction form
    575,348.80/862,947.60 = 176,029.60/x
  3. Step 3: Cross multiply
    575,348.80x = 862,947.60 × 176,029.60
  4. Step 4: Simplify right side
    575,348.80x = 151,904,320,848.96
  5. Step 5: Solve for x
    x = 151,904,320,848.96/575,348.80
  6. Step 6: Final answer
    x = 264,021.27

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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.