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Finding the Fourth Proportional to 14,523,477.60, 21,785,216.40 and 14,523,477.60

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Solution

The fourth proportional to 14,523,477.60, 21,785,216.40 and 14,523,477.60 is: 21,785,216.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,523,477.60 : 21,785,216.40 = 14,523,477.60 : x
  2. Step 2: Convert to fraction form
    14,523,477.60/21,785,216.40 = 14,523,477.60/x
  3. Step 3: Cross multiply
    14,523,477.60x = 21,785,216.40 × 14,523,477.60
  4. Step 4: Simplify right side
    14,523,477.60x = 316,397,102,396,552.62
  5. Step 5: Solve for x
    x = 316,397,102,396,552.62/14,523,477.60
  6. Step 6: Final answer
    x = 21,785,216.40

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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.