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Finding the Fourth Proportional to 703,588.20, 970,952.53 and 381,298.27

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Solution

The fourth proportional to 703,588.20, 970,952.53 and 381,298.27 is: 526,192.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    703,588.20 : 970,952.53 = 381,298.27 : x
  2. Step 2: Convert to fraction form
    703,588.20/970,952.53 = 381,298.27/x
  3. Step 3: Cross multiply
    703,588.20x = 970,952.53 × 381,298.27
  4. Step 4: Simplify right side
    703,588.20x = 370,222,519,941.12
  5. Step 5: Solve for x
    x = 370,222,519,941.12/703,588.20
  6. Step 6: Final answer
    x = 526,192.05

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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.