Home / 738,093.30-1,107,139.95-559,634.10

Finding the Fourth Proportional to 738,093.30, 1,107,139.95 and 559,634.10

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Solution

The fourth proportional to 738,093.30, 1,107,139.95 and 559,634.10 is: 839,451.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    738,093.30 : 1,107,139.95 = 559,634.10 : x
  2. Step 2: Convert to fraction form
    738,093.30/1,107,139.95 = 559,634.10/x
  3. Step 3: Cross multiply
    738,093.30x = 1,107,139.95 × 559,634.10
  4. Step 4: Simplify right side
    738,093.30x = 619,593,269,492.30
  5. Step 5: Solve for x
    x = 619,593,269,492.30/738,093.30
  6. Step 6: Final answer
    x = 839,451.15

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Double scale
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Similar ratio
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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.