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Finding the Fourth Proportional to 6,239.36, 8,610 and 3,444.32

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Solution

The fourth proportional to 6,239.36, 8,610 and 3,444.32 is: 4,752.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,239.36 : 8,610 = 3,444.32 : x
  2. Step 2: Convert to fraction form
    6,239.36/8,610 = 3,444.32/x
  3. Step 3: Cross multiply
    6,239.36x = 8,610 × 3,444.32
  4. Step 4: Simplify right side
    6,239.36x = 29,655,595.20
  5. Step 5: Solve for x
    x = 29,655,595.20/6,239.36
  6. Step 6: Final answer
    x = 4,752.99

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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.