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Finding the Fourth Proportional to 1,740.32, 2,401.77 and 954.44

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Solution

The fourth proportional to 1,740.32, 2,401.77 and 954.44 is: 1,317.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,740.32 : 2,401.77 = 954.44 : x
  2. Step 2: Convert to fraction form
    1,740.32/2,401.77 = 954.44/x
  3. Step 3: Cross multiply
    1,740.32x = 2,401.77 × 954.44
  4. Step 4: Simplify right side
    1,740.32x = 2,292,345.36
  5. Step 5: Solve for x
    x = 2,292,345.36/1,740.32
  6. Step 6: Final answer
    x = 1,317.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.