Home / 703,059.12-1,054,768.32-204,423.12

Finding the Fourth Proportional to 703,059.12, 1,054,768.32 and 204,423.12

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Solution

The fourth proportional to 703,059.12, 1,054,768.32 and 204,423.12 is: 306,686.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    703,059.12 : 1,054,768.32 = 204,423.12 : x
  2. Step 2: Convert to fraction form
    703,059.12/1,054,768.32 = 204,423.12/x
  3. Step 3: Cross multiply
    703,059.12x = 1,054,768.32 × 204,423.12
  4. Step 4: Simplify right side
    703,059.12x = 215,619,030,851.56
  5. Step 5: Solve for x
    x = 215,619,030,851.56/703,059.12
  6. Step 6: Final answer
    x = 306,686.91

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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.