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Finding the Fourth Proportional to 723,900.03, 999,101.96 and 401,713.62

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Solution

The fourth proportional to 723,900.03, 999,101.96 and 401,713.62 is: 554,431.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    723,900.03 : 999,101.96 = 401,713.62 : x
  2. Step 2: Convert to fraction form
    723,900.03/999,101.96 = 401,713.62/x
  3. Step 3: Cross multiply
    723,900.03x = 999,101.96 × 401,713.62
  4. Step 4: Simplify right side
    723,900.03x = 401,352,865,100.70
  5. Step 5: Solve for x
    x = 401,352,865,100.70/723,900.03
  6. Step 6: Final answer
    x = 554,431.34

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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.