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Finding the Fourth Proportional to 1,029, 1,543.76 and 595.36

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Solution

The fourth proportional to 1,029, 1,543.76 and 595.36 is: 893.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,029 : 1,543.76 = 595.36 : x
  2. Step 2: Convert to fraction form
    1,029/1,543.76 = 595.36/x
  3. Step 3: Cross multiply
    1,029x = 1,543.76 × 595.36
  4. Step 4: Simplify right side
    1,029x = 919,092.95
  5. Step 5: Solve for x
    x = 919,092.95/1,029
  6. Step 6: Final answer
    x = 893.19

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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.