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Finding the Fourth Proportional to 575,800.36, 863,669.37 and 176,442.31

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Solution

The fourth proportional to 575,800.36, 863,669.37 and 176,442.31 is: 264,653.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    575,800.36 : 863,669.37 = 176,442.31 : x
  2. Step 2: Convert to fraction form
    575,800.36/863,669.37 = 176,442.31/x
  3. Step 3: Cross multiply
    575,800.36x = 863,669.37 × 176,442.31
  4. Step 4: Simplify right side
    575,800.36x = 152,387,818,719.05
  5. Step 5: Solve for x
    x = 152,387,818,719.05/575,800.36
  6. Step 6: Final answer
    x = 264,653.91

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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.