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Finding the Fourth Proportional to 50,962,623.20, 71,549,226.40 and 50,962,623.20

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Solution

The fourth proportional to 50,962,623.20, 71,549,226.40 and 50,962,623.20 is: 71,549,226.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,962,623.20 : 71,549,226.40 = 50,962,623.20 : x
  2. Step 2: Convert to fraction form
    50,962,623.20/71,549,226.40 = 50,962,623.20/x
  3. Step 3: Cross multiply
    50,962,623.20x = 71,549,226.40 × 50,962,623.20
  4. Step 4: Simplify right side
    50,962,623.20x = 3,646,336,265,274,693
  5. Step 5: Solve for x
    x = 3,646,336,265,274,693/50,962,623.20
  6. Step 6: Final answer
    x = 71,549,226.40

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.