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Finding the Fourth Proportional to 1,024.45, 1,534.56 and 536.02

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Solution

The fourth proportional to 1,024.45, 1,534.56 and 536.02 is: 802.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,024.45 : 1,534.56 = 536.02 : x
  2. Step 2: Convert to fraction form
    1,024.45/1,534.56 = 536.02/x
  3. Step 3: Cross multiply
    1,024.45x = 1,534.56 × 536.02
  4. Step 4: Simplify right side
    1,024.45x = 822,554.85
  5. Step 5: Solve for x
    x = 822,554.85/1,024.45
  6. Step 6: Final answer
    x = 802.92

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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.