Home / 434,805.18-651,902.24-191,530.83

Finding the Fourth Proportional to 434,805.18, 651,902.24 and 191,530.83

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Solution

The fourth proportional to 434,805.18, 651,902.24 and 191,530.83 is: 287,161.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,805.18 : 651,902.24 = 191,530.83 : x
  2. Step 2: Convert to fraction form
    434,805.18/651,902.24 = 191,530.83/x
  3. Step 3: Cross multiply
    434,805.18x = 651,902.24 × 191,530.83
  4. Step 4: Simplify right side
    434,805.18x = 124,859,376,148.41
  5. Step 5: Solve for x
    x = 124,859,376,148.41/434,805.18
  6. Step 6: Final answer
    x = 287,161.66

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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.