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Finding the Fourth Proportional to 575,967.94, 863,251.49 and 407,536.82

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Solution

The fourth proportional to 575,967.94, 863,251.49 and 407,536.82 is: 610,809.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    575,967.94 : 863,251.49 = 407,536.82 : x
  2. Step 2: Convert to fraction form
    575,967.94/863,251.49 = 407,536.82/x
  3. Step 3: Cross multiply
    575,967.94x = 863,251.49 × 407,536.82
  4. Step 4: Simplify right side
    575,967.94x = 351,806,760,740.92
  5. Step 5: Solve for x
    x = 351,806,760,740.92/575,967.94
  6. Step 6: Final answer
    x = 610,809.63

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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.