Home / 935,927.60-1,290,985.49-613,658.57

Finding the Fourth Proportional to 935,927.60, 1,290,985.49 and 613,658.57

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Solution

The fourth proportional to 935,927.60, 1,290,985.49 and 613,658.57 is: 846,458.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    935,927.60 : 1,290,985.49 = 613,658.57 : x
  2. Step 2: Convert to fraction form
    935,927.60/1,290,985.49 = 613,658.57/x
  3. Step 3: Cross multiply
    935,927.60x = 1,290,985.49 × 613,658.57
  4. Step 4: Simplify right side
    935,927.60x = 792,224,304,763.37
  5. Step 5: Solve for x
    x = 792,224,304,763.37/935,927.60
  6. Step 6: Final answer
    x = 846,458.97

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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.