Home / 581,824.72-802,929-340,127.92

Finding the Fourth Proportional to 581,824.72, 802,929 and 340,127.92

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Solution

The fourth proportional to 581,824.72, 802,929 and 340,127.92 is: 469,382.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    581,824.72 : 802,929 = 340,127.92 : x
  2. Step 2: Convert to fraction form
    581,824.72/802,929 = 340,127.92/x
  3. Step 3: Cross multiply
    581,824.72x = 802,929 × 340,127.92
  4. Step 4: Simplify right side
    581,824.72x = 273,098,570,677.68
  5. Step 5: Solve for x
    x = 273,098,570,677.68/581,824.72
  6. Step 6: Final answer
    x = 469,382.89

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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.