Home / 372,817.69-514,456.82-209,461.41

Finding the Fourth Proportional to 372,817.69, 514,456.82 and 209,461.41

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Solution

The fourth proportional to 372,817.69, 514,456.82 and 209,461.41 is: 289,039.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,817.69 : 514,456.82 = 209,461.41 : x
  2. Step 2: Convert to fraction form
    372,817.69/514,456.82 = 209,461.41/x
  3. Step 3: Cross multiply
    372,817.69x = 514,456.82 × 209,461.41
  4. Step 4: Simplify right side
    372,817.69x = 107,758,850,639.49
  5. Step 5: Solve for x
    x = 107,758,850,639.49/372,817.69
  6. Step 6: Final answer
    x = 289,039.00

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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.