Home / 724,225.41-999,447.48-401,956.27

Finding the Fourth Proportional to 724,225.41, 999,447.48 and 401,956.27

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Solution

The fourth proportional to 724,225.41, 999,447.48 and 401,956.27 is: 554,708.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    724,225.41 : 999,447.48 = 401,956.27 : x
  2. Step 2: Convert to fraction form
    724,225.41/999,447.48 = 401,956.27/x
  3. Step 3: Cross multiply
    724,225.41x = 999,447.48 × 401,956.27
  4. Step 4: Simplify right side
    724,225.41x = 401,734,178,623.08
  5. Step 5: Solve for x
    x = 401,734,178,623.08/724,225.41
  6. Step 6: Final answer
    x = 554,708.76

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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.