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Finding the Fourth Proportional to 4,266.72, 5,888.12 and 2,403.72

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Solution

The fourth proportional to 4,266.72, 5,888.12 and 2,403.72 is: 3,317.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,266.72 : 5,888.12 = 2,403.72 : x
  2. Step 2: Convert to fraction form
    4,266.72/5,888.12 = 2,403.72/x
  3. Step 3: Cross multiply
    4,266.72x = 5,888.12 × 2,403.72
  4. Step 4: Simplify right side
    4,266.72x = 14,153,379.79
  5. Step 5: Solve for x
    x = 14,153,379.79/4,266.72
  6. Step 6: Final answer
    x = 3,317.16

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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.