Home / 318,274.06-439,222.56-182,307.93

Finding the Fourth Proportional to 318,274.06, 439,222.56 and 182,307.93

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Solution

The fourth proportional to 318,274.06, 439,222.56 and 182,307.93 is: 251,587.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    318,274.06 : 439,222.56 = 182,307.93 : x
  2. Step 2: Convert to fraction form
    318,274.06/439,222.56 = 182,307.93/x
  3. Step 3: Cross multiply
    318,274.06x = 439,222.56 × 182,307.93
  4. Step 4: Simplify right side
    318,274.06x = 80,073,755,722.90
  5. Step 5: Solve for x
    x = 80,073,755,722.90/318,274.06
  6. Step 6: Final answer
    x = 251,587.44

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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.