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Finding the Fourth Proportional to 8,652.84, 11,941.16 and 5,295.60

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Solution

The fourth proportional to 8,652.84, 11,941.16 and 5,295.60 is: 7,308.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,652.84 : 11,941.16 = 5,295.60 : x
  2. Step 2: Convert to fraction form
    8,652.84/11,941.16 = 5,295.60/x
  3. Step 3: Cross multiply
    8,652.84x = 11,941.16 × 5,295.60
  4. Step 4: Simplify right side
    8,652.84x = 63,235,547.19
  5. Step 5: Solve for x
    x = 63,235,547.19/8,652.84
  6. Step 6: Final answer
    x = 7,308.07

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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.