Home / 702,949.84-1,054,206.72-253,612.30

Finding the Fourth Proportional to 702,949.84, 1,054,206.72 and 253,612.30

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Solution

The fourth proportional to 702,949.84, 1,054,206.72 and 253,612.30 is: 380,339.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    702,949.84 : 1,054,206.72 = 253,612.30 : x
  2. Step 2: Convert to fraction form
    702,949.84/1,054,206.72 = 253,612.30/x
  3. Step 3: Cross multiply
    702,949.84x = 1,054,206.72 × 253,612.30
  4. Step 4: Simplify right side
    702,949.84x = 267,359,790,934.66
  5. Step 5: Solve for x
    x = 267,359,790,934.66/702,949.84
  6. Step 6: Final answer
    x = 380,339.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.