Home / 601,270.74-829,890.18-374,872.50

Finding the Fourth Proportional to 601,270.74, 829,890.18 and 374,872.50

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Solution

The fourth proportional to 601,270.74, 829,890.18 and 374,872.50 is: 517,409.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    601,270.74 : 829,890.18 = 374,872.50 : x
  2. Step 2: Convert to fraction form
    601,270.74/829,890.18 = 374,872.50/x
  3. Step 3: Cross multiply
    601,270.74x = 829,890.18 × 374,872.50
  4. Step 4: Simplify right side
    601,270.74x = 311,103,006,502.05
  5. Step 5: Solve for x
    x = 311,103,006,502.05/601,270.74
  6. Step 6: Final answer
    x = 517,409.19

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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.