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Finding the Fourth Proportional to 581.96, 802.97 and 346.08

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Solution

The fourth proportional to 581.96, 802.97 and 346.08 is: 477.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    581.96 : 802.97 = 346.08 : x
  2. Step 2: Convert to fraction form
    581.96/802.97 = 346.08/x
  3. Step 3: Cross multiply
    581.96x = 802.97 × 346.08
  4. Step 4: Simplify right side
    581.96x = 277,894.88
  5. Step 5: Solve for x
    x = 277,894.88/581.96
  6. Step 6: Final answer
    x = 477.51

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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.