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Finding the Fourth Proportional to 6,235.04, 8,615.76 and 5,931.32

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Solution

The fourth proportional to 6,235.04, 8,615.76 and 5,931.32 is: 8,196.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,235.04 : 8,615.76 = 5,931.32 : x
  2. Step 2: Convert to fraction form
    6,235.04/8,615.76 = 5,931.32/x
  3. Step 3: Cross multiply
    6,235.04x = 8,615.76 × 5,931.32
  4. Step 4: Simplify right side
    6,235.04x = 51,102,829.60
  5. Step 5: Solve for x
    x = 51,102,829.60/6,235.04
  6. Step 6: Final answer
    x = 8,196.07

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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.