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Finding the Fourth Proportional to 582,291.72, 873,427.83 and 262,265.58

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Solution

The fourth proportional to 582,291.72, 873,427.83 and 262,265.58 is: 393,393.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    582,291.72 : 873,427.83 = 262,265.58 : x
  2. Step 2: Convert to fraction form
    582,291.72/873,427.83 = 262,265.58/x
  3. Step 3: Cross multiply
    582,291.72x = 873,427.83 × 262,265.58
  4. Step 4: Simplify right side
    582,291.72x = 229,070,056,423.09
  5. Step 5: Solve for x
    x = 229,070,056,423.09/582,291.72
  6. Step 6: Final answer
    x = 393,393.98

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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.