Home / 501,345.02-691,944.57-297,508.34

Finding the Fourth Proportional to 501,345.02, 691,944.57 and 297,508.34

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Solution

The fourth proportional to 501,345.02, 691,944.57 and 297,508.34 is: 410,613.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    501,345.02 : 691,944.57 = 297,508.34 : x
  2. Step 2: Convert to fraction form
    501,345.02/691,944.57 = 297,508.34/x
  3. Step 3: Cross multiply
    501,345.02x = 691,944.57 × 297,508.34
  4. Step 4: Simplify right side
    501,345.02x = 205,859,276,932.99
  5. Step 5: Solve for x
    x = 205,859,276,932.99/501,345.02
  6. Step 6: Final answer
    x = 410,613.99

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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.