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Finding the Fourth Proportional to 318,592.16, 439,606.80 and 182,599.91

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Solution

The fourth proportional to 318,592.16, 439,606.80 and 182,599.91 is: 251,959.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    318,592.16 : 439,606.80 = 182,599.91 : x
  2. Step 2: Convert to fraction form
    318,592.16/439,606.80 = 182,599.91/x
  3. Step 3: Cross multiply
    318,592.16x = 439,606.80 × 182,599.91
  4. Step 4: Simplify right side
    318,592.16x = 80,272,159,917.35
  5. Step 5: Solve for x
    x = 80,272,159,917.35/318,592.16
  6. Step 6: Final answer
    x = 251,959.00

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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.