Home / 935,379.11-1,399,558.52-554,906.72

Finding the Fourth Proportional to 935,379.11, 1,399,558.52 and 554,906.72

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Solution

The fourth proportional to 935,379.11, 1,399,558.52 and 554,906.72 is: 830,277.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    935,379.11 : 1,399,558.52 = 554,906.72 : x
  2. Step 2: Convert to fraction form
    935,379.11/1,399,558.52 = 554,906.72/x
  3. Step 3: Cross multiply
    935,379.11x = 1,399,558.52 × 554,906.72
  4. Step 4: Simplify right side
    935,379.11x = 776,624,432,667.42
  5. Step 5: Solve for x
    x = 776,624,432,667.42/935,379.11
  6. Step 6: Final answer
    x = 830,277.72

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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.