Home / 876,453.18-1,314,876.69-277,450.29

Finding the Fourth Proportional to 876,453.18, 1,314,876.69 and 277,450.29

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Solution

The fourth proportional to 876,453.18, 1,314,876.69 and 277,450.29 is: 416,237.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    876,453.18 : 1,314,876.69 = 277,450.29 : x
  2. Step 2: Convert to fraction form
    876,453.18/1,314,876.69 = 277,450.29/x
  3. Step 3: Cross multiply
    876,453.18x = 1,314,876.69 × 277,450.29
  4. Step 4: Simplify right side
    876,453.18x = 364,812,918,954.74
  5. Step 5: Solve for x
    x = 364,812,918,954.74/876,453.18
  6. Step 6: Final answer
    x = 416,237.77

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1.5x scale

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.