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Finding the Fourth Proportional to 8,523.58, 11,762.51 and 4,746.79

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Solution

The fourth proportional to 8,523.58, 11,762.51 and 4,746.79 is: 6,550.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,523.58 : 11,762.51 = 4,746.79 : x
  2. Step 2: Convert to fraction form
    8,523.58/11,762.51 = 4,746.79/x
  3. Step 3: Cross multiply
    8,523.58x = 11,762.51 × 4,746.79
  4. Step 4: Simplify right side
    8,523.58x = 55,834,152.62
  5. Step 5: Solve for x
    x = 55,834,152.62/8,523.58
  6. Step 6: Final answer
    x = 6,550.55

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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.