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Finding the Fourth Proportional to 552,968.16, 829,446.76 and 253,363.74

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Solution

The fourth proportional to 552,968.16, 829,446.76 and 253,363.74 is: 380,043.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    552,968.16 : 829,446.76 = 253,363.74 : x
  2. Step 2: Convert to fraction form
    552,968.16/829,446.76 = 253,363.74/x
  3. Step 3: Cross multiply
    552,968.16x = 829,446.76 × 253,363.74
  4. Step 4: Simplify right side
    552,968.16x = 210,151,733,244.48
  5. Step 5: Solve for x
    x = 210,151,733,244.48/552,968.16
  6. Step 6: Final answer
    x = 380,043.10

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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.