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Finding the Fourth Proportional to 535,244.64, 738,638.62 and 293,528.90

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Solution

The fourth proportional to 535,244.64, 738,638.62 and 293,528.90 is: 405,070.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    535,244.64 : 738,638.62 = 293,528.90 : x
  2. Step 2: Convert to fraction form
    535,244.64/738,638.62 = 293,528.90/x
  3. Step 3: Cross multiply
    535,244.64x = 738,638.62 × 293,528.90
  4. Step 4: Simplify right side
    535,244.64x = 216,811,781,626.12
  5. Step 5: Solve for x
    x = 216,811,781,626.12/535,244.64
  6. Step 6: Final answer
    x = 405,070.44

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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.