Home / 493,030.76-739,047.88-193,393.98

Finding the Fourth Proportional to 493,030.76, 739,047.88 and 193,393.98

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Solution

The fourth proportional to 493,030.76, 739,047.88 and 193,393.98 is: 289,895.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    493,030.76 : 739,047.88 = 193,393.98 : x
  2. Step 2: Convert to fraction form
    493,030.76/739,047.88 = 193,393.98/x
  3. Step 3: Cross multiply
    493,030.76x = 739,047.88 × 193,393.98
  4. Step 4: Simplify right side
    493,030.76x = 142,927,410,923.76
  5. Step 5: Solve for x
    x = 142,927,410,923.76/493,030.76
  6. Step 6: Final answer
    x = 289,895.52

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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.