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Finding the Fourth Proportional to 753,089.03, 1,039,003.06 and 481,316

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Solution

The fourth proportional to 753,089.03, 1,039,003.06 and 481,316 is: 664,050.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    753,089.03 : 1,039,003.06 = 481,316 : x
  2. Step 2: Convert to fraction form
    753,089.03/1,039,003.06 = 481,316/x
  3. Step 3: Cross multiply
    753,089.03x = 1,039,003.06 × 481,316
  4. Step 4: Simplify right side
    753,089.03x = 500,088,794,420.38
  5. Step 5: Solve for x
    x = 500,088,794,420.38/753,089.03
  6. Step 6: Final answer
    x = 664,050.04

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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.