Home / 493,475.06-740,437.96-268,498.10

Finding the Fourth Proportional to 493,475.06, 740,437.96 and 268,498.10

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Solution

The fourth proportional to 493,475.06, 740,437.96 and 268,498.10 is: 402,869.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    493,475.06 : 740,437.96 = 268,498.10 : x
  2. Step 2: Convert to fraction form
    493,475.06/740,437.96 = 268,498.10/x
  3. Step 3: Cross multiply
    493,475.06x = 740,437.96 × 268,498.10
  4. Step 4: Simplify right side
    493,475.06x = 198,806,185,427.88
  5. Step 5: Solve for x
    x = 198,806,185,427.88/493,475.06
  6. Step 6: Final answer
    x = 402,869.77

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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.