Home / 927,751.53-1,391,188.67-359,398.83

Finding the Fourth Proportional to 927,751.53, 1,391,188.67 and 359,398.83

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Solution

The fourth proportional to 927,751.53, 1,391,188.67 and 359,398.83 is: 538,928.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    927,751.53 : 1,391,188.67 = 359,398.83 : x
  2. Step 2: Convert to fraction form
    927,751.53/1,391,188.67 = 359,398.83/x
  3. Step 3: Cross multiply
    927,751.53x = 1,391,188.67 × 359,398.83
  4. Step 4: Simplify right side
    927,751.53x = 499,991,580,307.26
  5. Step 5: Solve for x
    x = 499,991,580,307.26/927,751.53
  6. Step 6: Final answer
    x = 538,928.33

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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.