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Finding the Fourth Proportional to 443,880.06, 612,522.99 and 252,858.30

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Solution

The fourth proportional to 443,880.06, 612,522.99 and 252,858.30 is: 348,926.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    443,880.06 : 612,522.99 = 252,858.30 : x
  2. Step 2: Convert to fraction form
    443,880.06/612,522.99 = 252,858.30/x
  3. Step 3: Cross multiply
    443,880.06x = 612,522.99 × 252,858.30
  4. Step 4: Simplify right side
    443,880.06x = 154,881,521,962.32
  5. Step 5: Solve for x
    x = 154,881,521,962.32/443,880.06
  6. Step 6: Final answer
    x = 348,926.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.