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Finding the Fourth Proportional to 15,661,664.35, 23,492,496.53 and 15,661,664.35

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Solution

The fourth proportional to 15,661,664.35, 23,492,496.53 and 15,661,664.35 is: 23,492,496.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,661,664.35 : 23,492,496.53 = 15,661,664.35 : x
  2. Step 2: Convert to fraction form
    15,661,664.35/23,492,496.53 = 15,661,664.35/x
  3. Step 3: Cross multiply
    15,661,664.35x = 23,492,496.53 × 15,661,664.35
  4. Step 4: Simplify right side
    15,661,664.35x = 367,931,595,396,399.69
  5. Step 5: Solve for x
    x = 367,931,595,396,399.69/15,661,664.35
  6. Step 6: Final answer
    x = 23,492,496.53

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.