Home / 377,239.35-520,581.73-207,476.31

Finding the Fourth Proportional to 377,239.35, 520,581.73 and 207,476.31

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Solution

The fourth proportional to 377,239.35, 520,581.73 and 207,476.31 is: 286,312.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,239.35 : 520,581.73 = 207,476.31 : x
  2. Step 2: Convert to fraction form
    377,239.35/520,581.73 = 207,476.31/x
  3. Step 3: Cross multiply
    377,239.35x = 520,581.73 × 207,476.31
  4. Step 4: Simplify right side
    377,239.35x = 108,008,376,393.82
  5. Step 5: Solve for x
    x = 108,008,376,393.82/377,239.35
  6. Step 6: Final answer
    x = 286,312.59

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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.