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Finding the Fourth Proportional to 585.60, 877.59 and 441.16

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Solution

The fourth proportional to 585.60, 877.59 and 441.16 is: 661.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    585.60 : 877.59 = 441.16 : x
  2. Step 2: Convert to fraction form
    585.60/877.59 = 441.16/x
  3. Step 3: Cross multiply
    585.60x = 877.59 × 441.16
  4. Step 4: Simplify right side
    585.60x = 387,157.60
  5. Step 5: Solve for x
    x = 387,157.60/585.60
  6. Step 6: Final answer
    x = 661.13

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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.