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Finding the Fourth Proportional to 7,512.84, 10,368.12 and 4,529.10

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Solution

The fourth proportional to 7,512.84, 10,368.12 and 4,529.10 is: 6,250.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,512.84 : 10,368.12 = 4,529.10 : x
  2. Step 2: Convert to fraction form
    7,512.84/10,368.12 = 4,529.10/x
  3. Step 3: Cross multiply
    7,512.84x = 10,368.12 × 4,529.10
  4. Step 4: Simplify right side
    7,512.84x = 46,958,252.29
  5. Step 5: Solve for x
    x = 46,958,252.29/7,512.84
  6. Step 6: Final answer
    x = 6,250.40

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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.