Home / 285,209.37-393,774.62-183,274.11

Finding the Fourth Proportional to 285,209.37, 393,774.62 and 183,274.11

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Solution

The fourth proportional to 285,209.37, 393,774.62 and 183,274.11 is: 253,037.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    285,209.37 : 393,774.62 = 183,274.11 : x
  2. Step 2: Convert to fraction form
    285,209.37/393,774.62 = 183,274.11/x
  3. Step 3: Cross multiply
    285,209.37x = 393,774.62 × 183,274.11
  4. Step 4: Simplify right side
    285,209.37x = 72,168,692,104.72
  5. Step 5: Solve for x
    x = 72,168,692,104.72/285,209.37
  6. Step 6: Final answer
    x = 253,037.59

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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.