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Finding the Fourth Proportional to 540,604.53, 745,231.19 and 463,753.35

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Solution

The fourth proportional to 540,604.53, 745,231.19 and 463,753.35 is: 639,290.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    540,604.53 : 745,231.19 = 463,753.35 : x
  2. Step 2: Convert to fraction form
    540,604.53/745,231.19 = 463,753.35/x
  3. Step 3: Cross multiply
    540,604.53x = 745,231.19 × 463,753.35
  4. Step 4: Simplify right side
    540,604.53x = 345,603,458,568.22
  5. Step 5: Solve for x
    x = 345,603,458,568.22/540,604.53
  6. Step 6: Final answer
    x = 639,290.72

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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.