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Finding the Fourth Proportional to 546,165.64, 753,399.88 and 341,861.88

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Solution

The fourth proportional to 546,165.64, 753,399.88 and 341,861.88 is: 471,576.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    546,165.64 : 753,399.88 = 341,861.88 : x
  2. Step 2: Convert to fraction form
    546,165.64/753,399.88 = 341,861.88/x
  3. Step 3: Cross multiply
    546,165.64x = 753,399.88 × 341,861.88
  4. Step 4: Simplify right side
    546,165.64x = 257,558,699,368.57
  5. Step 5: Solve for x
    x = 257,558,699,368.57/546,165.64
  6. Step 6: Final answer
    x = 471,576.17

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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.