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Finding the Fourth Proportional to 671,995.17, 927,352.92 and 370,189.17

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Solution

The fourth proportional to 671,995.17, 927,352.92 and 370,189.17 is: 510,860.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    671,995.17 : 927,352.92 = 370,189.17 : x
  2. Step 2: Convert to fraction form
    671,995.17/927,352.92 = 370,189.17/x
  3. Step 3: Cross multiply
    671,995.17x = 927,352.92 × 370,189.17
  4. Step 4: Simplify right side
    671,995.17x = 343,296,007,751.88
  5. Step 5: Solve for x
    x = 343,296,007,751.88/671,995.17
  6. Step 6: Final answer
    x = 510,860.83

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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.