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Finding the Fourth Proportional to 586.12, 808.86 and 337.45

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Solution

The fourth proportional to 586.12, 808.86 and 337.45 is: 465.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    586.12 : 808.86 = 337.45 : x
  2. Step 2: Convert to fraction form
    586.12/808.86 = 337.45/x
  3. Step 3: Cross multiply
    586.12x = 808.86 × 337.45
  4. Step 4: Simplify right side
    586.12x = 272,949.81
  5. Step 5: Solve for x
    x = 272,949.81/586.12
  6. Step 6: Final answer
    x = 465.69

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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.