Home / 563,233.50-777,262.23-308,590.56

Finding the Fourth Proportional to 563,233.50, 777,262.23 and 308,590.56

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Solution

The fourth proportional to 563,233.50, 777,262.23 and 308,590.56 is: 425,854.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    563,233.50 : 777,262.23 = 308,590.56 : x
  2. Step 2: Convert to fraction form
    563,233.50/777,262.23 = 308,590.56/x
  3. Step 3: Cross multiply
    563,233.50x = 777,262.23 × 308,590.56
  4. Step 4: Simplify right side
    563,233.50x = 239,855,786,822.55
  5. Step 5: Solve for x
    x = 239,855,786,822.55/563,233.50
  6. Step 6: Final answer
    x = 425,854.97

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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.