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Finding the Fourth Proportional to 1,924.34, 2,666.77 and 1,895.18

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Solution

The fourth proportional to 1,924.34, 2,666.77 and 1,895.18 is: 2,626.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,924.34 : 2,666.77 = 1,895.18 : x
  2. Step 2: Convert to fraction form
    1,924.34/2,666.77 = 1,895.18/x
  3. Step 3: Cross multiply
    1,924.34x = 2,666.77 × 1,895.18
  4. Step 4: Simplify right side
    1,924.34x = 5,053,999.69
  5. Step 5: Solve for x
    x = 5,053,999.69/1,924.34
  6. Step 6: Final answer
    x = 2,626.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.