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Finding the Fourth Proportional to 540,937.50, 810,443.97 and 461,243.22

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Solution

The fourth proportional to 540,937.50, 810,443.97 and 461,243.22 is: 691,044.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    540,937.50 : 810,443.97 = 461,243.22 : x
  2. Step 2: Convert to fraction form
    540,937.50/810,443.97 = 461,243.22/x
  3. Step 3: Cross multiply
    540,937.50x = 810,443.97 × 461,243.22
  4. Step 4: Simplify right side
    540,937.50x = 373,811,786,352.38
  5. Step 5: Solve for x
    x = 373,811,786,352.38/540,937.50
  6. Step 6: Final answer
    x = 691,044.32

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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.