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Finding the Fourth Proportional to 1,637.76, 2,457.18 and 598.08

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Solution

The fourth proportional to 1,637.76, 2,457.18 and 598.08 is: 897.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,637.76 : 2,457.18 = 598.08 : x
  2. Step 2: Convert to fraction form
    1,637.76/2,457.18 = 598.08/x
  3. Step 3: Cross multiply
    1,637.76x = 2,457.18 × 598.08
  4. Step 4: Simplify right side
    1,637.76x = 1,469,590.21
  5. Step 5: Solve for x
    x = 1,469,590.21/1,637.76
  6. Step 6: Final answer
    x = 897.32

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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.