Home / 438,817.39-658,464.23-186,239.95

Finding the Fourth Proportional to 438,817.39, 658,464.23 and 186,239.95

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Solution

The fourth proportional to 438,817.39, 658,464.23 and 186,239.95 is: 279,461.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    438,817.39 : 658,464.23 = 186,239.95 : x
  2. Step 2: Convert to fraction form
    438,817.39/658,464.23 = 186,239.95/x
  3. Step 3: Cross multiply
    438,817.39x = 658,464.23 × 186,239.95
  4. Step 4: Simplify right side
    438,817.39x = 122,632,345,271.99
  5. Step 5: Solve for x
    x = 122,632,345,271.99/438,817.39
  6. Step 6: Final answer
    x = 279,461.00

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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.