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Finding the Fourth Proportional to 531,820.63, 797,737.88 and 176,834.65

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Solution

The fourth proportional to 531,820.63, 797,737.88 and 176,834.65 is: 265,254.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    531,820.63 : 797,737.88 = 176,834.65 : x
  2. Step 2: Convert to fraction form
    531,820.63/797,737.88 = 176,834.65/x
  3. Step 3: Cross multiply
    531,820.63x = 797,737.88 × 176,834.65
  4. Step 4: Simplify right side
    531,820.63x = 141,067,698,801.54
  5. Step 5: Solve for x
    x = 141,067,698,801.54/531,820.63
  6. Step 6: Final answer
    x = 265,254.28

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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.