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Finding the Fourth Proportional to 29,808,046.60, 44,712,069.90 and 21,682,904.20

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Solution

The fourth proportional to 29,808,046.60, 44,712,069.90 and 21,682,904.20 is: 32,524,356.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,808,046.60 : 44,712,069.90 = 21,682,904.20 : x
  2. Step 2: Convert to fraction form
    29,808,046.60/44,712,069.90 = 21,682,904.20/x
  3. Step 3: Cross multiply
    29,808,046.60x = 44,712,069.90 × 21,682,904.20
  4. Step 4: Simplify right side
    29,808,046.60x = 969,487,528,225,403.50
  5. Step 5: Solve for x
    x = 969,487,528,225,403.50/29,808,046.60
  6. Step 6: Final answer
    x = 32,524,356.30

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Double scale
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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.