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Finding the Fourth Proportional to 541,471.56, 745,561.74 and 480,937.02

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Solution

The fourth proportional to 541,471.56, 745,561.74 and 480,937.02 is: 662,210.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    541,471.56 : 745,561.74 = 480,937.02 : x
  2. Step 2: Convert to fraction form
    541,471.56/745,561.74 = 480,937.02/x
  3. Step 3: Cross multiply
    541,471.56x = 745,561.74 × 480,937.02
  4. Step 4: Simplify right side
    541,471.56x = 358,568,241,461.62
  5. Step 5: Solve for x
    x = 358,568,241,461.62/541,471.56
  6. Step 6: Final answer
    x = 662,210.66

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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.