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Finding the Fourth Proportional to 700.10, 1,052.58 and 564.12

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Solution

The fourth proportional to 700.10, 1,052.58 and 564.12 is: 848.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    700.10 : 1,052.58 = 564.12 : x
  2. Step 2: Convert to fraction form
    700.10/1,052.58 = 564.12/x
  3. Step 3: Cross multiply
    700.10x = 1,052.58 × 564.12
  4. Step 4: Simplify right side
    700.10x = 593,781.43
  5. Step 5: Solve for x
    x = 593,781.43/700.10
  6. Step 6: Final answer
    x = 848.14

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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.