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Finding the Fourth Proportional to 895.82, 1,345.74 and 567.76

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Solution

The fourth proportional to 895.82, 1,345.74 and 567.76 is: 852.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    895.82 : 1,345.74 = 567.76 : x
  2. Step 2: Convert to fraction form
    895.82/1,345.74 = 567.76/x
  3. Step 3: Cross multiply
    895.82x = 1,345.74 × 567.76
  4. Step 4: Simplify right side
    895.82x = 764,057.34
  5. Step 5: Solve for x
    x = 764,057.34/895.82
  6. Step 6: Final answer
    x = 852.91

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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.