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Finding the Fourth Proportional to 29,609,893.60, 44,414,840.40 and 21,000,549.40

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Solution

The fourth proportional to 29,609,893.60, 44,414,840.40 and 21,000,549.40 is: 31,500,824.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,609,893.60 : 44,414,840.40 = 21,000,549.40 : x
  2. Step 2: Convert to fraction form
    29,609,893.60/44,414,840.40 = 21,000,549.40/x
  3. Step 3: Cross multiply
    29,609,893.60x = 44,414,840.40 × 21,000,549.40
  4. Step 4: Simplify right side
    29,609,893.60x = 932,736,049,913,315.62
  5. Step 5: Solve for x
    x = 932,736,049,913,315.62/29,609,893.60
  6. Step 6: Final answer
    x = 31,500,824.10

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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.