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Finding the Fourth Proportional to 2,596.79, 3,895.70 and 953.48

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Solution

The fourth proportional to 2,596.79, 3,895.70 and 953.48 is: 1,430.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,596.79 : 3,895.70 = 953.48 : x
  2. Step 2: Convert to fraction form
    2,596.79/3,895.70 = 953.48/x
  3. Step 3: Cross multiply
    2,596.79x = 3,895.70 × 953.48
  4. Step 4: Simplify right side
    2,596.79x = 3,714,447.79
  5. Step 5: Solve for x
    x = 3,714,447.79/2,596.79
  6. Step 6: Final answer
    x = 1,430.40

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1.5x scale

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.