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Finding the Fourth Proportional to 318,466.56, 439,495.95 and 182,526.74

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Solution

The fourth proportional to 318,466.56, 439,495.95 and 182,526.74 is: 251,893.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    318,466.56 : 439,495.95 = 182,526.74 : x
  2. Step 2: Convert to fraction form
    318,466.56/439,495.95 = 182,526.74/x
  3. Step 3: Cross multiply
    318,466.56x = 439,495.95 × 182,526.74
  4. Step 4: Simplify right side
    318,466.56x = 80,219,762,084.07
  5. Step 5: Solve for x
    x = 80,219,762,084.07/318,466.56
  6. Step 6: Final answer
    x = 251,893.83

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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.