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Finding the Fourth Proportional to 585,832.02, 878,431.88 and 265,809.26

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Solution

The fourth proportional to 585,832.02, 878,431.88 and 265,809.26 is: 398,570.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    585,832.02 : 878,431.88 = 265,809.26 : x
  2. Step 2: Convert to fraction form
    585,832.02/878,431.88 = 265,809.26/x
  3. Step 3: Cross multiply
    585,832.02x = 878,431.88 × 265,809.26
  4. Step 4: Simplify right side
    585,832.02x = 233,495,327,983.21
  5. Step 5: Solve for x
    x = 233,495,327,983.21/585,832.02
  6. Step 6: Final answer
    x = 398,570.44

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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.