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Finding the Fourth Proportional to 1,496.08, 2,244.12 and 470

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Solution

The fourth proportional to 1,496.08, 2,244.12 and 470 is: 705

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,496.08 : 2,244.12 = 470 : x
  2. Step 2: Convert to fraction form
    1,496.08/2,244.12 = 470/x
  3. Step 3: Cross multiply
    1,496.08x = 2,244.12 × 470
  4. Step 4: Simplify right side
    1,496.08x = 1,054,736.40
  5. Step 5: Solve for x
    x = 1,054,736.40/1,496.08
  6. Step 6: Final answer
    x = 705

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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.