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Finding the Fourth Proportional to 731.00, 1,095.59 and 522.45

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Solution

The fourth proportional to 731.00, 1,095.59 and 522.45 is: 783.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    731.00 : 1,095.59 = 522.45 : x
  2. Step 2: Convert to fraction form
    731.00/1,095.59 = 522.45/x
  3. Step 3: Cross multiply
    731.00x = 1,095.59 × 522.45
  4. Step 4: Simplify right side
    731.00x = 572,392.30
  5. Step 5: Solve for x
    x = 572,392.30/731.00
  6. Step 6: Final answer
    x = 783.02

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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.