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Finding the Fourth Proportional to 575.84, 795.08 and 506.72

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Solution

The fourth proportional to 575.84, 795.08 and 506.72 is: 699.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    575.84 : 795.08 = 506.72 : x
  2. Step 2: Convert to fraction form
    575.84/795.08 = 506.72/x
  3. Step 3: Cross multiply
    575.84x = 795.08 × 506.72
  4. Step 4: Simplify right side
    575.84x = 402,886.19
  5. Step 5: Solve for x
    x = 402,886.19/575.84
  6. Step 6: Final answer
    x = 699.65

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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.