Home / 676,828.61-1,014,524.97-316,696.04

Finding the Fourth Proportional to 676,828.61, 1,014,524.97 and 316,696.04

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Solution

The fourth proportional to 676,828.61, 1,014,524.97 and 316,696.04 is: 474,708.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    676,828.61 : 1,014,524.97 = 316,696.04 : x
  2. Step 2: Convert to fraction form
    676,828.61/1,014,524.97 = 316,696.04/x
  3. Step 3: Cross multiply
    676,828.61x = 1,014,524.97 × 316,696.04
  4. Step 4: Simplify right side
    676,828.61x = 321,296,035,407.49
  5. Step 5: Solve for x
    x = 321,296,035,407.49/676,828.61
  6. Step 6: Final answer
    x = 474,708.12

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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.