Home / 377,931.99-521,508.30-232,714.50

Finding the Fourth Proportional to 377,931.99, 521,508.30 and 232,714.50

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Solution

The fourth proportional to 377,931.99, 521,508.30 and 232,714.50 is: 321,122.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,931.99 : 521,508.30 = 232,714.50 : x
  2. Step 2: Convert to fraction form
    377,931.99/521,508.30 = 232,714.50/x
  3. Step 3: Cross multiply
    377,931.99x = 521,508.30 × 232,714.50
  4. Step 4: Simplify right side
    377,931.99x = 121,362,543,280.35
  5. Step 5: Solve for x
    x = 121,362,543,280.35/377,931.99
  6. Step 6: Final answer
    x = 321,122.71

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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.