Home / 702,915.13-1,054,408.80-197,515.52

Finding the Fourth Proportional to 702,915.13, 1,054,408.80 and 197,515.52

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Solution

The fourth proportional to 702,915.13, 1,054,408.80 and 197,515.52 is: 296,283.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    702,915.13 : 1,054,408.80 = 197,515.52 : x
  2. Step 2: Convert to fraction form
    702,915.13/1,054,408.80 = 197,515.52/x
  3. Step 3: Cross multiply
    702,915.13x = 1,054,408.80 × 197,515.52
  4. Step 4: Simplify right side
    702,915.13x = 208,262,102,424.58
  5. Step 5: Solve for x
    x = 208,262,102,424.58/702,915.13
  6. Step 6: Final answer
    x = 296,283.43

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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.