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Finding the Fourth Proportional to 415,563.66, 573,567.01 and 262,504.50

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Solution

The fourth proportional to 415,563.66, 573,567.01 and 262,504.50 is: 362,312.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    415,563.66 : 573,567.01 = 262,504.50 : x
  2. Step 2: Convert to fraction form
    415,563.66/573,567.01 = 262,504.50/x
  3. Step 3: Cross multiply
    415,563.66x = 573,567.01 × 262,504.50
  4. Step 4: Simplify right side
    415,563.66x = 150,563,921,176.55
  5. Step 5: Solve for x
    x = 150,563,921,176.55/415,563.66
  6. Step 6: Final answer
    x = 362,312.53

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.