Home / 516,377.02-774,696.92-303,325.10

Finding the Fourth Proportional to 516,377.02, 774,696.92 and 303,325.10

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Solution

The fourth proportional to 516,377.02, 774,696.92 and 303,325.10 is: 455,064.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    516,377.02 : 774,696.92 = 303,325.10 : x
  2. Step 2: Convert to fraction form
    516,377.02/774,696.92 = 303,325.10/x
  3. Step 3: Cross multiply
    516,377.02x = 774,696.92 × 303,325.10
  4. Step 4: Simplify right side
    516,377.02x = 234,985,020,728.69
  5. Step 5: Solve for x
    x = 234,985,020,728.69/516,377.02
  6. Step 6: Final answer
    x = 455,064.83

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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.